High degree of corrosion resistance

restricting movement of the screw when it is subjected to vibration

Hex Lag Screws are manufactured from low carbon steel to meet SAE J429 Grade 1

galvanized coating on the bolts tremendously boosts the unit’s corrosion resistance

50 x 110 Flat Socket Cap Screw 12

7/8-9 x 2 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (60) 1/2-13 Grade 5 Hex Cap Screws Plain - Domestic USA High degree of corrosion resistance7 8 9 x 2 3 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (60) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on