18-8 stainless steel hex tap bolts will have a typical composition of 18% chromium and 8% nickel

1008-1010 for sizes up to 1 inch (cold-formed) and 1045 steel for sizes over 1 inch (hot-formed)

1/4 x 3 Flat Split Drive Anchor Mech Galv (100)

3/4-10 x 5 Hex Cap Screw SS 316 (A4)

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

39/64 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank) 1/2-13 Hex Tap Bolts 18-8 Stainless Steel 18-8 stainless steel hex tap39 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.