Universal 1/2" Square Drive Impact JointDrop ForgedSpring Ball RetainerDrop-forged Chrome Molybdenum steel universal joint. Suitable for use on all types of air impact tool. Phosphate finish for added corrosion resistance. Spring-ball socket retainer and drilled head to accept retaining pinFeatures: Drop-forged steel universal joint. Suitable for use on all types of air impact tool. Chrome Molybdenum steel with phosphate finish for added corrosion resistance. Spring-ball socket retainer and drilled head to accept retaining pin. Lifetime guarantee . Specification: Drive -1/2"Sq(F) x 1/2"Sq(M) Length -70mm Net Weight -0.14kg Further Information We sell a wide variety of tools and workshop equipment for both the DIY and Professional markets. Alias: ys01180 Loops Universal 1/2" Square Drive Impact Joint - Drop Forged - Spring Ball Retainer