2 1/4-12 A194 2H Heavy Hex Nut Plain

The Split Drive Anchor is a one-piece anchor with a split-type expansion mechanism on the working end

1-8 x 4 Grade 8 Hex Cap Screw Yellow Zinc Plated

3/4-16 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

25/64 Heavy Duty Jobber Drill Bit

57/64 x 6 Reduced Shank Drill Bit (1/2 Shank) Combo Flat Sleeve Anchors Zinc Plated 2 1/4-12 A194 2H Heavy57 64 x 6 Reduced Shank Drill Bit (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.