Forged super alloy steel - Quenched and Tempered. Individually proof tested at 2.5 times Working Load Limit. Fatigue tested at 1.5 times Working Load Limit for 20000 cycles. Breakage test. 100% Magnaflux Crack Detection. Surface finish: Power plastified Colour: Yellow or Red RALcode: RAL1003 or RAL3020. Brand:DAWSON/OEM Code:DS380 G80 / Grade 80 Eye Sling Hook with Latch Size:1.5-5.4T