1/16 Heavy Duty Drill Bit - Stubby Length

#58 Heavy Duty Drill Bit - Stubby Length

49/64 x 6 Reduced Shank Drill Bit (1/2 Shank)

5/8 x 10 Hex Lag Screw Zinc Plated

1/4 x 3 Flat Split Drive Anchor Mech Galv (100) Spike Impact Anchors Zinc Plated 1/16 Heavy Duty Drill Bit1 4 x 3 Flat Split Drive Anchor Mech Galv (100) . The Split Drive Anchor is a one piece anchor with a split type expansion mechanism on the working end. As the anchor is driven into the hole, the expansion mechanism compresses and exerts force against the walls of the hole. This anchor can be installed in concrete, grout filled block and stone. Made of heat treated carbon steel and available in both zinc plated and mechanically galvanized finishes.