Mechanical Properties:

1 1/4-7 x 2 3/4 Socket Cap Screw Alloy

0 x 50 Socket Cap Screw 12

Threaded approximately 2

7/8-9 x 4 1/4 Hex Cap Screw SS 316 (A4)

1-14 x 3 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated LedgerLOK Ledger Board Fasteners Mechanical Properties:1 14 x 3 1 4 Grade 8 Hex Cap Screw Yellow Zinc Plated . Grade 8 Hex Cap Screws are manufactured 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 diameters 1 4 to 2 1 2 inches