7/16 Heavy Duty Jobber Drill Bit

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

Commonly used in naval construction and power plant applications

7/16-20 x 5 1/2 Hex Cap Screw SS 18-8 (A2)

#29 Heavy Duty Jobber Drill Bit

7/8-14 x 2 1/2 Hex Cap Screw SS 18-8 (A2) 1/2 Hex Lag Screws Hot Dipped Galvanized 7/16 Heavy Duty Jobber Drill7 8 14 x 2 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