9/16-12 x 1 Socket Cap Screw Alloy

The heavy construction affords efficient drilling in stainless steel and other hard materials

Expands the size range capacity of a 1/2 inch portable drill chuck

High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills

1/4 x 2 Flat Split Drive Anchor Zinc Plated (100)

3/4-16 x 4 Socket Cap Screw Alloy 1-8 Socket Cap Screws Alloy 9/16-12 x 1 Socket Cap3 4 16 x 4 Socket Cap Screw Alloy . Alloy Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds ASTM A574. Manufactured from heat treated alloy steel, 1960 series.