Drop-forged Chrome Molybdenum steel adaptor. Suitable for use on all types of air impact tool. Phosphate finish for added corrosion resistance.Impact Adaptor 1/2Sq Drive Female - 3/4Sq Drive Male• Drop-forged Chrome Molybdenum steel with phosphate finish for added corrosion resistance.• Suitable for use on all types of air impact tool.• Lifetime guarantee*.• Model No. AK5402Model No: AK5402:Brand: Premier:Drive: 1/2Sq(F) x 3/4Sq(M):Length: 48mm:Material: CrM:Nett Weight: 0.14kg:PTDSEAAK5402