7/8-9 x 4 3/4 Socket Cap Screw Alloy

A194 2H Heavy Hex Nuts are manufactured from 1045 steel to meet or exceed ASTM A194 Grade 2H

the hardness rating is HRC 24-35

3/4-16 x 3 Hex Cap Screw SS 18-8 (A2)

#3 Heavy Duty Drill Bit - Stubby Length

5/8-11 x 4 1/4 Hex Cap Screw SS 316 (A4) 5/8-18 Grade 8 Hex Cap Screws Yellow Zinc Plated 7/8-9 x 4 3/4 Socket5 8 11 x 4 1 4 Hex Cap Screw SS 316 (A4) . 316 series stainless steel differs from 18 8 by its molybdenum content (2 3%) and a higher nickel content (10 14%). 316 stainless steel has greater corrosion resistance than 18 8 as well as superior strength at high temperatures.