JCB D/F side cutters 5 / 5.3kg Material: Alloy Steel, Alloy Steel+Mo+Ni, Alloy steel+Mo+Ni+AdamantineHardness: 46~65HRC Impact Value: 16~20J Process: Precision Casting, Investment casting Business range:1. G.E.T parts: BUCKET TEETH AND ADAPTERS, SIDE CUTTERS, PINS & LOCK, BOLTS & NUTS, ect. Those attachment are for machines like: Caterpillar, Komatsu, JCB, Volvo, CASE,ESCO,Hyundai, Daewoo, ...