1-8 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

47/64 x 6 Reduced Shank Drill Bit (1/2 Shank)

Common flute and overall length for minimal adjustment during tool changes

as you only have to pay one flat rate regardless of the quantity you choose

3/4-10 x 5 1/2 Socket Cap Screw Alloy

17/32 x 6 Reduced Shank Drill Bit (1/2 Shank) 1/2 Hex Lag Screws Hot Dipped Galvanized 1-8 x 3 1/2 Grade17 32 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.