Material : drop forged high tensile steel SAE 1035 or 1045
Safety factor : MBL equals 5 x WLL
Standard : generally to ASTM F1145-92 formerly U.S. Federal Specification FF-T-791b
Finish : hot dipped galvanized
Certification : 2.1, 2.2, 3.1
Note : jaw ends up to and including 5/8" are fitted with bolts and nuts, sizes 3/4" and up are equipped with pins and cotters