Superior Steel SC8917W 2" wide SDS Max Scaling Chisel 16" Long. Designed for use with most SDS-max® hammers. Demolition hammer steel is made from hardened steel to reduce breakage and provide long life. Fully hardened steel body delivers increases life and durability. For light chipping and chiseling of tile, mortar, glazing compounds, and other masonry products. Scaling chisel bit with two 60° cutting angles to clean concrete, scale, and rust. Also cuts troughs and some asphalt.