How to Choose the Right Bolt Tightening Method: DTI, Calibrated Wrench, Turn-of-Nut, or Torque Control Bolts
| Application Requirement | Recommended Method |
|---|---|
| Visual confirmation required, no special tools | FULLERKREG® DTI (Squirter Type) |
| Standard structural steel, torque wrench available | Calibrated Wrench or Turn-of-Nut |
| High-volume, speed-critical assembly | FULLERKREG® DTI (fastest inspection) |
| Wind turbine tower flange M36–M48 | FULLERKREG® DTI (GL Certified) |
| Bridge structural steel (FHWA / DOT projects) | FULLERKREG® DTI (FHWA compliant) |
| Bolt quality verification / sourcing audit | FULLERKREG® DTI (derived inspection function) |
Browse FULLERKREG® DTI Squirter Washers by bolt diameter and grade: FULLERKREG® ASTM F959 DTI Squirter Washers.