The Milwaukee SDS-PLUS SLEDGE? 1-1/2" Scaling Chisel stays sharper longer. Reinforced edges deliver maximum durability and reduced wear over the life of the chisel. Milwaukee engineered these chisels to maintain sharper edges for increased productivity with a wide tip optimized for larger surface areas, ideal for removing concrete, motar, rust, cutting troughs, and asphalt. No re-sharpening or re-hardening is necessary, reducing downtime. This MILWAUKEE? SDS-PLUS SLEDGE? 1-1/2" Scaling Chisel is designed for SDS Plus rotary hammers with high grade forged steel for maximum durability and longer life in concrete demolition over Milwaukee's standard chisels.