7/8-9 x 3 1/2 Socket Set Screw Cup Point Alloy

Drop-in anchors are internally-threaded

these bolts are suitable for heavy construction applications

Their 316 stainless steel bimetal composition is corrosion resistant and incredibly durable

1/2-20 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

31/64" Quick Change Hex Shank Drill Bit, KFDHEX31/64 1-8 Hex Tap Bolts 18-8 Stainless Steel 7/8-9 x 3 1/2 SocketHigh speed steel black and gold quick change hex shank drill bits are manufactured from premium grade high speed steel. These Killer Force Drills (KFD) have a heavy duty 135 degree split point for self centering and reducing thrust. Gold and black surface treated for use in stainless steel and other hard metal drilling. 1 4" Hex Shank can be used in quick change impact drivers. The length between the chucking slot on the shank to the end of the shank