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

5/8-11 x 6 Socket Cap Screw Alloy

#52 Heavy Duty Drill Bit - Stubby Length

#10 Heavy Duty Jobber Drill Bit

3/4-10 x 6 1/4 Hex Sleeve Anchor Zinc Plated (5)

3/4-16 x 3 1/2 Hex Cap Screw SS 18-8 (A2) 7/16-14 Hex Tap Bolts 18-8 Stainless Steel 18-8 stainless steel hex tap3 4 16 x 3 1 2 Hex Cap Screw SS 18 8 (A2) . 18 8 stainless steel hex cap screws will have a typical composition of 18% chromium and 8% nickel. These percentages exist in 303, 304 and 305 series stainless steels so 18 8 is used at times to designate any and all of those alloy groups. 18 8 stainless steel offers good corrosion resistance and machines easily but will over time stain in coastal environments. They are also acceptable for use in ACQ