1-14 x 7 Socket Cap Screw Alloy

5/16 x 18 High Speed Aircraft Bit

1 3/8 x 17 ITM SDS Max X-Cutter Hammer Drill Bit

Typical hardness on diameters of 1/4 to 1 inch is HRC 25-34

5/8-11 x 3 1/2 Flat Socket Cap Screw Alloy

7 x 2 1/2 Phillips Bugle Coarse Drywall Screws Phosphate - Carton (2500) 3/4-10 Grade 8 Hex Cap Screws Yellow Zinc Plated 1-14 x 7 Socket Cap7 x 2 1 2 Phillips Bugle Coarse Drywall Screws Phosphate Coated Carton (2500) . Intercorp Strong Point drywall screws are designed to attach gypsum board to wood studs. Meets ASTM A510 for carbon steel manufacturing. Meets ASTM C1002 for attaching gypsum board to wood studs.