Socket Set Screw Cone Point 4-40 x 1/8 Stainless Steel 18-8 Hex Socket Drive (Quantity: 100)

Designed for Permanent Setting on soft or hardened shafts Deep penetration gives this style of screw the highest torsional and axial holding power Can be used as a hangar or pivot. For shafts of Rockwell hardness C15 or more spot point half its depth Recommended Hex Socket (Allen Wrench) Size: 0.050 (Inch)