The Milwaukee SDS-PLUS SLEDGE 1-1/2 in. Scaling Chisel stays sharper longer. Reinforced edges deliver maximum durability and reduced wear over the life of the chisel bit. Milwaukee engineered this chisel to maintain sharper edges for increased productivity, with a wide tip optimized for larger surface areas. The SLEDGE Scaling Chisel is ideal for removing concrete, mortar, rust, cutting troughs and asphalt. No re-sharpening or re-hardening necessary for reduced downtime. High grade forged steel for maximum durability. The SDS-PLUS SLEDGE 1-1/2 in. Scaling Chisel is for use with SDS PLUS rotary hammers. This SLEDGE scaling chisel offers longer life in concrete demolition over standard Milwaukee chisels.