{"title":"DIN 6912 Low Head Socket Cap Screw | A2 Stainless Steel (SUS304) | Pilot Recess","description":"\u003ch2\u003eFULLERKREG DIN 6912 Low Head Socket Cap Screws — A2 Stainless Steel (SUS304) | Pilot Recess\u003c\/h2\u003e\n\n\u003cp\u003eFULLERKREG DIN 6912 low head socket cap screws are precision-engineered metric fasteners combining a \u003cstrong\u003ereduced-height hex socket head\u003c\/strong\u003e with a \u003cstrong\u003epilot recess (centre hole)\u003c\/strong\u003e in the socket — the defining feature that distinguishes DIN 6912 from the standard DIN 912 socket cap screw. The pilot recess enables use of a \u003cstrong\u003eball-end hex key\u003c\/strong\u003e at angles up to 25°, making these screws ideal for confined spaces and recessed installations where straight-on access is impossible.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from \u003cstrong\u003eA2 stainless steel (SUS304)\u003c\/strong\u003e, FULLERKREG DIN 6912 screws offer excellent corrosion resistance, good mechanical strength, and a clean natural finish — suitable for food processing, marine, medical, architectural, and general industrial applications.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e DIN 6912 — Hexagon socket head cap screws with low head and pilot recess\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e A2 Stainless Steel (SUS304 \/ 1.4301) — austenitic, non-magnetic in annealed state\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProperty Class:\u003c\/strong\u003e A2-70 (per ISO 3506-1)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Style:\u003c\/strong\u003e Low profile (reduced height) hex socket cap head — approximately 60% of standard DIN 912 head height\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive:\u003c\/strong\u003e Internal hex (Allen \/ hex socket) with pilot recess (centre hole)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePilot Recess Advantage:\u003c\/strong\u003e Allows ball-end hex key engagement at up to 25° angle — critical for blind or angled access\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Metric coarse thread (ISO 68-1), right-hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface:\u003c\/strong\u003e Natural (as-machined) stainless — no coating required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Range:\u003c\/strong\u003e M3 to M20\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eDIN 6912 vs. DIN 7984 vs. DIN 912: Key Differences\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eFeature\u003c\/th\u003e\n      \u003cth\u003eDIN 6912 (This Product)\u003c\/th\u003e\n      \u003cth\u003eDIN 7984\u003c\/th\u003e\n      \u003cth\u003eDIN 912 (Standard Socket Cap)\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHead Height\u003c\/td\u003e\n      \u003ctd\u003eLow (approx. 60% of DIN 912)\u003c\/td\u003e\n      \u003ctd\u003eLow (approx. 60% of DIN 912)\u003c\/td\u003e\n      \u003ctd\u003eStandard full height\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePilot Recess (Centre Hole)\u003c\/td\u003e\n      \u003ctd\u003e✅ Yes — centre hole in socket\u003c\/td\u003e\n      \u003ctd\u003e❌ No\u003c\/td\u003e\n      \u003ctd\u003e❌ No\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBall-End Hex Key Access\u003c\/td\u003e\n      \u003ctd\u003e✅ Up to 25° off-axis\u003c\/td\u003e\n      \u003ctd\u003e⚠️ Limited — ball-end slips without pilot\u003c\/td\u003e\n      \u003ctd\u003e⚠️ Limited — ball-end slips without pilot\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHex Key Size (e.g. M6)\u003c\/td\u003e\n      \u003ctd\u003e4 mm\u003c\/td\u003e\n      \u003ctd\u003e3 mm (smaller than DIN 6912)\u003c\/td\u003e\n      \u003ctd\u003e5 mm (full size)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHead Diameter dk (e.g. M6)\u003c\/td\u003e\n      \u003ctd\u003e10.0 mm\u003c\/td\u003e\n      \u003ctd\u003e10.0 mm\u003c\/td\u003e\n      \u003ctd\u003e10.0 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHead Height k (e.g. M6)\u003c\/td\u003e\n      \u003ctd\u003e3.3 mm\u003c\/td\u003e\n      \u003ctd\u003e3.0 mm\u003c\/td\u003e\n      \u003ctd\u003e6.0 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSocket Depth (e.g. M6)\u003c\/td\u003e\n      \u003ctd\u003eDeeper — accommodates pilot recess\u003c\/td\u003e\n      \u003ctd\u003eShallower — no pilot recess\u003c\/td\u003e\n      \u003ctd\u003eFull depth standard socket\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTorque Capacity\u003c\/td\u003e\n      \u003ctd\u003eMedium — larger hex key than DIN 7984\u003c\/td\u003e\n      \u003ctd\u003eLower — smaller hex key size\u003c\/td\u003e\n      \u003ctd\u003eFull torque capacity\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eClearance Required\u003c\/td\u003e\n      \u003ctd\u003eMinimal — ideal for thin flanges\u003c\/td\u003e\n      \u003ctd\u003eMinimal — ideal for thin flanges\u003c\/td\u003e\n      \u003ctd\u003eStandard clearance needed\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eGoverning Standard\u003c\/td\u003e\n      \u003ctd\u003eDIN 6912 \/ ISO 14580\u003c\/td\u003e\n      \u003ctd\u003eDIN 7984\u003c\/td\u003e\n      \u003ctd\u003eDIN 912 \/ ISO 4762\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBest For\u003c\/td\u003e\n      \u003ctd\u003eLow clearance + angled access required\u003c\/td\u003e\n      \u003ctd\u003eLow clearance, straight-on access only\u003c\/td\u003e\n      \u003ctd\u003eGeneral-purpose, high-torque applications\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eMaterial \u0026amp; Mechanical Properties\u003c\/h3\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003eA2 stainless steel (SUS304 \/ EN 1.4301)\u003c\/strong\u003e — the most widely used austenitic stainless steel grade, offering an excellent balance of corrosion resistance, formability, and weldability.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eProperty\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n      \u003cth\u003eStandard Reference\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMaterial Grade\u003c\/td\u003e\n\u003ctd\u003eA2 (SUS304 \/ 1.4301)\u003c\/td\u003e\n\u003ctd\u003eISO 3506 \/ EN 10088\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eProperty Class\u003c\/td\u003e\n\u003ctd\u003eA2-70\u003c\/td\u003e\n\u003ctd\u003eISO 3506-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTensile Strength (min.)\u003c\/td\u003e\n\u003ctd\u003e700 MPa\u003c\/td\u003e\n\u003ctd\u003eISO 3506-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e0.2% Proof Stress (min.)\u003c\/td\u003e\n\u003ctd\u003e450 MPa\u003c\/td\u003e\n\u003ctd\u003eISO 3506-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eElongation (min.)\u003c\/td\u003e\n\u003ctd\u003e20%\u003c\/td\u003e\n\u003ctd\u003eISO 3506-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHardness (max.)\u003c\/td\u003e\n\u003ctd\u003e220 HV\u003c\/td\u003e\n\u003ctd\u003eISO 3506-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMagnetic\u003c\/td\u003e\n\u003ctd\u003eNon-magnetic (annealed state)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCorrosion Resistance\u003c\/td\u003e\n\u003ctd\u003eExcellent — resists atmospheric, freshwater, mild chemical\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e−50°C to +300°C (continuous)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eDimensional Specifications (DIN 6912)\u003c\/h3\u003e\n\u003cp\u003eAll dimensions per \u003cstrong\u003eDIN 6912:2021\u003c\/strong\u003e. Thread per ISO 68-1 metric coarse.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSize\u003c\/th\u003e\n      \u003cth\u003eThread Pitch (mm)\u003c\/th\u003e\n      \u003cth\u003eHead Dia. dk (mm)\u003c\/th\u003e\n      \u003cth\u003eHead Height k (mm)\u003c\/th\u003e\n      \u003cth\u003eHex Key Size s (mm)\u003c\/th\u003e\n      \u003cth\u003ePilot Recess Dia. (mm)\u003c\/th\u003e\n      \u003cth\u003eCommon Lengths (mm)\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003e0.5\u003c\/td\u003e\n\u003ctd\u003e5.5\u003c\/td\u003e\n\u003ctd\u003e1.65\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e5, 6, 8, 10, 12, 16, 20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003e0.7\u003c\/td\u003e\n\u003ctd\u003e7.0\u003c\/td\u003e\n\u003ctd\u003e2.2\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e6, 8, 10, 12, 16, 20, 25\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM5\u003c\/td\u003e\n\u003ctd\u003e0.8\u003c\/td\u003e\n\u003ctd\u003e8.5\u003c\/td\u003e\n\u003ctd\u003e2.75\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e8, 10, 12, 16, 20, 25, 30\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM6\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003ctd\u003e3.3\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e10, 12, 16, 20, 25, 30, 35, 40\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM8\u003c\/td\u003e\n\u003ctd\u003e1.25\u003c\/td\u003e\n\u003ctd\u003e13.0\u003c\/td\u003e\n\u003ctd\u003e4.4\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e12, 16, 20, 25, 30, 35, 40, 50\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM10\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e16.0\u003c\/td\u003e\n\u003ctd\u003e5.5\u003c\/td\u003e\n\u003ctd\u003e6.0\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e16, 20, 25, 30, 35, 40, 50, 60\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM12\u003c\/td\u003e\n\u003ctd\u003e1.75\u003c\/td\u003e\n\u003ctd\u003e18.0\u003c\/td\u003e\n\u003ctd\u003e6.6\u003c\/td\u003e\n\u003ctd\u003e8.0\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e20, 25, 30, 35, 40, 50, 60, 70\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM14\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e21.0\u003c\/td\u003e\n\u003ctd\u003e7.7\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e25, 30, 35, 40, 50, 60, 70, 80\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e24.0\u003c\/td\u003e\n\u003ctd\u003e8.8\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e25, 30, 35, 40, 50, 60, 70, 80, 100\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM20\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e30.0\u003c\/td\u003e\n\u003ctd\u003e11.0\u003c\/td\u003e\n\u003ctd\u003e12.0\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003ctd\u003e30, 35, 40, 50, 60, 70, 80, 100\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eAll dimensions are nominal per DIN 6912:2021. Consult FULLERKREG product listings for exact available size\/length combinations. Tolerances per ISO 4759-1.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eThe Pilot Recess: Why It Matters\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003epilot recess\u003c\/strong\u003e (also called centre hole or pilot hole) is a small cylindrical bore at the centre of the hex socket. It serves two critical functions:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBall-end hex key engagement:\u003c\/strong\u003e The pilot recess guides and stabilises the ball end of a ball-point hex key, allowing reliable torque transmission at angles up to \u003cstrong\u003e25° off-axis\u003c\/strong\u003e. Without the pilot recess, ball-end keys tend to slip out of the socket under load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlignment aid:\u003c\/strong\u003e The recess acts as a visual and tactile centre reference during assembly, reducing the risk of cam-out and socket damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis feature makes DIN 6912 the preferred choice over DIN 7984 for \u003cstrong\u003erecessed bolt patterns, flanged joints, and any assembly where the fastener is not directly accessible from above\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eCorrosion Resistance of A2 Stainless Steel\u003c\/h3\u003e\n\u003cp\u003eA2 (SUS304) stainless steel forms a passive chromium oxide layer that self-repairs when exposed to oxygen, providing durable corrosion protection in a wide range of environments:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eAtmospheric exposure\u003c\/strong\u003e — urban, industrial, and rural environments\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eFreshwater immersion\u003c\/strong\u003e — potable water systems, food processing\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMild chemical exposure\u003c\/strong\u003e — dilute acids, alkalis, and organic compounds\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eFood contact\u003c\/strong\u003e — compliant with food-grade requirements (non-toxic, non-leaching)\u003c\/li\u003e\n  \u003cli\u003e⚠️ \u003cstrong\u003eChloride environments\u003c\/strong\u003e — A2 is susceptible to pitting and crevice corrosion in high-chloride (marine\/coastal) environments; use A4 (SUS316) for such applications\u003c\/li\u003e\n  \u003cli\u003e❌ \u003cstrong\u003eStrong reducing acids\u003c\/strong\u003e (e.g., hydrochloric, sulphuric) — not recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eThin-flange and low-clearance assemblies where standard socket cap head height is too tall\u003c\/li\u003e\n  \u003cli\u003ePrecision machinery, instrumentation, and optical equipment requiring flush or near-flush fastening\u003c\/li\u003e\n  \u003cli\u003eFood processing equipment, pharmaceutical machinery, and cleanroom assemblies\u003c\/li\u003e\n  \u003cli\u003eMarine deck hardware and boat fittings (sheltered\/freshwater environments)\u003c\/li\u003e\n  \u003cli\u003eArchitectural metalwork, facade systems, and interior design fixtures\u003c\/li\u003e\n  \u003cli\u003eMedical devices and laboratory equipment requiring corrosion-free, non-magnetic fasteners\u003c\/li\u003e\n  \u003cli\u003eElectronics enclosures and PCB mounting where non-magnetic properties are required\u003c\/li\u003e\n  \u003cli\u003eAutomotive and motorsport components in corrosion-prone locations\u003c\/li\u003e\n  \u003cli\u003eAny assembly requiring angled hex key access due to obstructions or recessed bolt patterns\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Torque Guidelines\u003c\/h3\u003e\n\u003cp\u003eRecommended installation torque values for A2-70 DIN 6912 screws (dry, unlubricated, μ = 0.12):\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSize\u003c\/th\u003e\n      \u003cth\u003eRecommended Torque (N·m)\u003c\/th\u003e\n      \u003cth\u003eHex Key Size (mm)\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003e0.5 – 0.7\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003eUse T-handle or short-arm key; avoid over-torque\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003e1.2 – 1.5\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM5\u003c\/td\u003e\n\u003ctd\u003e2.5 – 3.0\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM6\u003c\/td\u003e\n\u003ctd\u003e4.5 – 5.5\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM8\u003c\/td\u003e\n\u003ctd\u003e11 – 13\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM10\u003c\/td\u003e\n\u003ctd\u003e22 – 26\u003c\/td\u003e\n\u003ctd\u003e6.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM12\u003c\/td\u003e\n\u003ctd\u003e38 – 45\u003c\/td\u003e\n\u003ctd\u003e8.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM14\u003c\/td\u003e\n\u003ctd\u003e60 – 72\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003ctd\u003e95 – 110\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM20\u003c\/td\u003e\n\u003ctd\u003e185 – 215\u003c\/td\u003e\n\u003ctd\u003e12.0\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTorque values are indicative for dry conditions with standard thread fit. Lubrication reduces required torque by approximately 20–25%. For critical joints, use a calibrated torque wrench and refer to joint-specific engineering calculations. A2 stainless is susceptible to galling — apply anti-seize compound (e.g., molybdenum disulphide or copper-based) for M10 and above, or where repeated assembly\/disassembly is required.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eAnti-Galling Note for Stainless Steel Fasteners\u003c\/h3\u003e\n\u003cp\u003eStainless steel fasteners — including A2 — are prone to \u003cstrong\u003egalling (cold welding \/ thread seizure)\u003c\/strong\u003e during installation, particularly at larger diameters and higher torques. To prevent galling:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply a thin coat of \u003cstrong\u003eanti-seize compound\u003c\/strong\u003e (molybdenum disulphide, copper-based, or PTFE-based) to the thread and under the head before installation\u003c\/li\u003e\n  \u003cli\u003eDrive at \u003cstrong\u003elow speed\u003c\/strong\u003e — avoid high-speed power tools without torque control\u003c\/li\u003e\n  \u003cli\u003eEnsure threads are \u003cstrong\u003eclean and free of debris\u003c\/strong\u003e before assembly\u003c\/li\u003e\n  \u003cli\u003eUse \u003cstrong\u003eA2 nuts with A2 screws\u003c\/strong\u003e — mixing grades increases galling risk\u003c\/li\u003e\n  \u003cli\u003eIf galling occurs during removal, apply penetrating oil and use a slow, steady torque — do not force\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eCompliance \u0026amp; Standards\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIN 6912:2021\u003c\/strong\u003e — Hexagon socket head cap screws with low head and pilot recess\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eISO 3506-1\u003c\/strong\u003e — Mechanical properties of corrosion-resistant stainless steel fasteners — bolts, screws and studs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eISO 68-1\u003c\/strong\u003e — Metric screw threads: General plan\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eISO 4759-1\u003c\/strong\u003e — Tolerances for fasteners\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEN 10088\u003c\/strong\u003e — Stainless steels: List of stainless steels (1.4301 \/ SUS304)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS compliant\u003c\/strong\u003e — no restricted substances in A2 stainless steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003ePackaging \u0026amp; Supply\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAvailable in bulk bags, plastic boxes, and custom packaging for OEM and MRO supply\u003c\/li\u003e\n  \u003cli\u003eStandard packaging quantities: 10 pcs, 25 pcs, 50 pcs, 100 pcs, 500 pcs (size-dependent)\u003c\/li\u003e\n  \u003cli\u003eWholesale and B2B pricing available — contact FULLERKREG for volume quotations\u003c\/li\u003e\n  \u003cli\u003eFull material certifications (mill certs, ISO 3506 compliance) available on request\u003c\/li\u003e\n  \u003cli\u003eCustom lengths and non-standard sizes available on request (MOQ applies)\u003c\/li\u003e\n  \u003cli\u003eRoHS and REACH compliant documentation available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy Choose FULLERKREG DIN 6912 A2 Stainless?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eManufactured to DIN 6912:2021 dimensional standards — not nominal equivalents\u003c\/li\u003e\n  \u003cli\u003eA2-70 mechanical properties verified per ISO 3506-1 with full traceability\u003c\/li\u003e\n  \u003cli\u003ePilot recess geometry precisely formed for reliable ball-end hex key engagement at up to 25°\u003c\/li\u003e\n  \u003cli\u003eFull size range M3–M20 with broad length availability for versatile application coverage\u003c\/li\u003e\n  \u003cli\u003eConsistent natural stainless finish — no coating variation or adhesion concerns\u003c\/li\u003e\n  \u003cli\u003eCompetitive lead times for standard sizes; custom configurations on request\u003c\/li\u003e\n\u003c\/ul\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/din-6912-low-head-socket-a2-stainless.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}