50 x 280 Socket Cap Screw 12

Category 1 is the highest attainable anchor category for reliability

7/16-14 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

8 x 1 Simpson Flat-Head Marine Screw - Phillips Drive 316 SS - Box (100)

1 1/4-7 x 7 Socket Cap Screw Alloy

1 1/4-7 x 4 1/2 A307A Hex Bolt Plain Steel M8-1.25 Socket Cap Screws 12.9 Alloy Plain DIN 912 50 x 280 Socket Cap1 1 4 7 x 4 1 2 A307A Hex Bolt Plain Steel. A307A Hex Bolts are manufactured from low carbon steel, typically 1015 1022. Our A307A bolting meets or exceeds ASTM A307 Grade A. Material is manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. Tensile strength will meet or exceed 60,000 psi.