Product name: cylindrical punch Color green Length: 150 mm Product features: The chisel body is made of CR-V alloy steel and the overall heat treatment The hardness of the head is HRC53-60 and the hardness of the shank is HRC32-44 The Chisel surface is specially treated to resist corrosion Suitable for installers, mold making, machining and maintenance, etc. Size: 1.5*6*150mm .3*8*150mm.4*8*150mm.5*8*150mm .6*10*150mm .8*10*150mm Delivered quantity: 1 set of 6 pieces Forged from steel, high strength, good toughness and strong rust resistance Workers can their work more efficiently. Field Application: Suitable for installers, building decoration, mold making, machining, etc. 6 size scissors to meet the needs. This set of punching tools for mechanical work. Welcometomeet