DHWJ-001 steel snap hook 1.steel alloy 2.yellow zinc 3.large size DHWJ-001 steel snap hook specification:1.material:steel alloy , heat treated2.yellow zinc-plated3.100% proof loaded to 3600lbs4.min breaking load:5000lbs5.meets EN 362 standard6.gate opening:58mm DHWJ-001 steel snap hook , large size hook , stamped hook