They’ll also withstand excessive and repeated weight bearing

9/16 x 6 Reduced Shank Drill Bit (1/2 Shank)

2-4 1/2 Grade 2 Finished Hex Nut Zinc Plated

Thickness:

3/8 x 8 Hex Lag Screw 18-8 SS

21/32 x 6 Reduced Shank Drill Bit (1/2 Shank) 3/4-10 Hex Cap Screws 18-8 Stainless Steel They’ll also withstand excessive and21 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.