{"title":"DIN 603 Carriage Bolt (Coach Bolt)","description":"\u003ch1\u003eDIN 603 Carriage Bolts (Coach Bolts)\u003c\/h1\u003e\n\n\u003cp\u003eFULLERKREG supplies DIN 603 carriage bolts — also known as coach bolts — across all major material grades and surface treatments. The domed mushroom head and square neck beneath prevent rotation during tightening, allowing one-sided installation with a nut and washer on the reverse. Ideal for timber-to-timber, timber-to-steel, and general structural connections. Select your material and surface treatment below:\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eStainless Steel Series\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle; border-bottom:1px solid #eee;\"\u003e\n        \u003ca href=\"\/collections\/carriage-bolts-din-603-stainless-steel-a2\"\u003e\u003cstrong\u003eCarriage Bolts (DIN 603) — Stainless Steel A2\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eMaterial: A2 \/ SUS304  |  Surface: Whitened \u0026amp; Passivated  |  Size: M6–M20\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle;\"\u003e\n        \u003ca href=\"\/collections\/carriage-bolts-din-603-marine-stainless-steel-a4\"\u003e\u003cstrong\u003eCarriage Bolts (DIN 603) — Marine Stainless Steel A4\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eMaterial: A4 \/ SUS316  |  Surface: Whitened \u0026amp; Passivated  |  Size: M6–M20\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCarbon Steel — Zinc CR3 Series\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle; border-bottom:1px solid #eee;\"\u003e\n        \u003ca href=\"\/collections\/din-603-carriage-bolt-4-8-zinc-cr3\"\u003e\u003cstrong\u003eCarriage Bolts (DIN 603) — Grade 4.8 Bright Zinc CR3\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eMaterial: Carbon Steel  |  Surface: Zinc CR3 (RoHS)  |  Strength: 420 MPa  |  Size: M6–M24\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle;\"\u003e\n        \u003ca href=\"\/collections\/din-603-carriage-bolt-8-8-zinc-cr3\"\u003e\u003cstrong\u003eCarriage Bolts (DIN 603) — Grade 8.8 Bright Zinc CR3\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eMaterial: 10B21 \/ 35K Steel  |  Surface: Zinc CR3 (RoHS)  |  Strength: 800 MPa  |  Size: M6–M24\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCarbon Steel — Hot Dip Galvanised (HDG) Series\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle; border-bottom:1px solid #eee;\"\u003e\n        \u003ca href=\"\/collections\/din-603-carriage-bolt-4-8-hot-dip-galvanized\"\u003e\u003cstrong\u003eCarriage Bolts (DIN 603) — Grade 4.8 Hot Dip Galvanised\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eMaterial: Carbon Steel  |  Surface: Hot Dip Galvanised (HDG)  |  Strength: 420 MPa  |  Size: M6–M24\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle;\"\u003e\n        \u003ca href=\"\/collections\/din-603-carriage-bolt-8-8-hot-dip-galvanized\"\u003e\u003cstrong\u003eCarriage Bolts (DIN 603) — Grade 8.8 Hot Dip Galvanised\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eMaterial: 10B21 \/ 35K Steel  |  Surface: Hot Dip Galvanised (HDG)  |  Strength: 800 MPa  |  Size: M6–M24\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFull Thread Series\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 16px; vertical-align:middle;\"\u003e\n        \u003ca href=\"\/collections\/full-thread-carriage-bolts-din-603\"\u003e\u003cstrong\u003eFull Thread Carriage Bolts (DIN 603) — All Materials\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n        \u003cspan style=\"color:#666;\"\u003eThread: Fully threaded shank  |  Multiple materials available  |  Size: M6–M24\u003c\/span\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Gallery\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 1]\u003c\/td\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 2]\u003c\/td\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 3]\u003c\/td\u003e\n      \u003ctd style=\"width:25%; text-align:center; padding:12px;\"\u003e[Product Photo 4]\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eAbout DIN 603 Carriage Bolts\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e DIN 603 (Germany) ≡ ISO 8677 (International) — also known as coach bolts or cup-head bolts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead:\u003c\/strong\u003e Domed mushroom head — smooth, snag-free appearance on visible face\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNeck:\u003c\/strong\u003e Square neck beneath head — locks into timber or pre-punched square hole to prevent rotation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Metric coarse, partial thread — requires nut and washer on reverse side\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Range:\u003c\/strong\u003e M6 – M24 (grade-dependent)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Advantage:\u003c\/strong\u003e One-sided installation — no wrench needed on bolt head once square neck is seated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCan’t find the grade or size you need? \u003cstrong\u003eContact FULLERKREG\u003c\/strong\u003e — additional sizes and grades available on request.\u003c\/p\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/din-603-carriage-bolt.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}