316 stainless steel differs from 18-8 by it's molybdenum content (2-3%) and a higher nickel content (10-14%)

With its superior corrosion resistance and double-threaded design

5/16-18 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (600)

1 1/8-12 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (12)

3/4 x 18 High Speed Long Boy (1/2" Shank)

3/4-10 x 3 1/2 A325 Type 1 Heavy Hex Bolt Plain - Bulk Keg (350) Square Bugle-Head Self Drilling Screws 410 Stainless Steel 316 stainless steel differs fromThis 350 count bulk pack of 3 4 10 x 3 1 2 A325 Type 1 Heavy Hex Bolts are constructed from high strength steel and manufactured to meet ASTM A325 standards. With a rated tensile of at least 120 ksi, these bolts are ideal for connecting structural steel components.