1.Specification of BLTB70 type excavator hammer breaker (1) Weight: 275kg (2) Chisel Diameter: f70mm (3) Suitable excavator: 4-7 ton 2.Excavator List for BLTB70 mining demolition excavator hammer breaker. Hammer suitable forCAT305.5,307, KOMATSU PC45,PC60,PC50, ETC. 3.Warranty period for BLTB70 type hydraulic demolition hammer breaker. (1) 12 months or (1500 hrs): Cylinder,Piston,Valve, Back head * (2) 06 month or (1000 hrs): Front head * (3) 03 month or (500 hrs): Front bush, Brackets * (4) 01 month or (100 hrs): Chisel Pin, Accumulator * Note:All the warranty covered from Invoice Date/ Hrs which ever is earlier and must for proper maintenance only*