1-8 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

A307 Grade A Carriage Bolts are manufactured from low carbon steel to meet or exceed ASTM A307 Grade A

9/16-12 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated

Grade 5 Hex Cap Screws are manufactured from medium carbon steel

7/8-9 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

5/8-11 x 2 Hex Cap Screw SS 316 (A4) 1/2-13 Hex Cap Screws 316 Stainless Steel 1-8 x 5 1/2 Grade5 8 11 x 2 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.