Bulk 5/16-18 Button Head Socket Cap Screws – Alloy Steel – Zinc Bake CR+3 Size_#12-24 Torque Properly: Follow ASTM guidelines

Torque Properly: Follow ASTM guidelines to achieve correct tightness without overloading the bolt

chip-free internal threads—no tapping required—and delivers exceptional vibration and pull-out resistance

Trust #4-40 UNC Socket Set Screws

test fixtures

Bulk 5/16-18 Button Head Socket Cap Screws – Alloy Steel – Zinc Bake CR+3 Size_#12-24 Torque Properly: Follow ASTM guidelinesMonster Overview Fix your project right the first time with Bulk 5 16 18 Button Head Socket Cap Screws. These heavy duty fasteners are manufactured from alloy steel, delivering strong and reliable performance for industrial, mechanical, and equipment assembly applications. The button head design provides a smooth, low profile appearance while maintaining solid clamping force. These screws use a hex socket drive, also known as an Allen bolt or hex