Hardened and tempered drop-forged Chrome Vanadium steel with recessed panel and satin finish. Specially designed for use with slotted retaining rings. Hook and pin interchangeable hinged arms.4pc Adjustable C Spanner - Hook & Pin Wrench Set 32-76mm• Hardened and tempered drop-forged Chrome Vanadium steel.• Specially designed for use with slotted retaining rings.• Hook and pin interchangeable hinged arms covering sizes 32-76mm.• Pin Sizes: Ø5 6mm.• Model No. SMC2MModel No: SMC2M:Brand: Sealey:Nett Weight: 0.250kg:Wrench Adjustment: 32-76mm:Wrench Pin Sizes: Ø5PTDSEASMC2M