1/4 x 4 Mushroom Spike Zinc Plated (100)

3/8-16 x 7 Wedge Anchor Mech Galv (50)

5/8-11 x 7 1/2 Socket Cap Screw Alloy

(SP®) SNAPSKRU® Anchor & 8 x 1 1/2 Combo Screw (100)

5 x 240 Hex Cap Screw 8

57/64 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank) Stubby Drill Bits - Wire Gauge 1/4 x 4 Mushroom Spike57 64 x 6 Reduced Shank Drill Bit Cobalt (1 2 Shank) . Expands the size range capacity of a 1 2 inch portable drill chuck. Common flute and overall length for minimal adjustment during tool changes. Precision ground for high degree of concentricity between shank and body diameter. Ideal for drilling in low and medium tensile strength materials.