1 1/32 x 6 Reduced Shank Drill Bit (1/2 Shank)

Nylon insert locknuts are hex nuts with a nylon-filled collar

1-8 x 7 Grade 5 Hex Cap Screw Zinc Plated

With solid surfaces

3/4-16 x 3 1/2 Gr

43/64 x 6 Reduced Shank Drill Bit (1/2 Shank) 3/8-16 Grade 5 Hex Cap Screws Zinc Plated 1 1/32 x 6 Reduced43 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.