Our SDS MAX SLEDGE™ Chisels are our Longest Lasting, Most Productive family of chisels The SDS MAX SLEDGE™ Scraping Chisel is forged with high grade steel to deliver maximum durability and reduced wear over the life of the chisel. This chisel is engineered with reinforced edges to stay sharper longer. Designed with an optimized tip, this chisel is ideal for fast removal of concrete, mortar, rust, cutting troughs, and asphalt. No re-sharpening or re-hardening necessary for reduced downtime. The SDS MAX SLEDGE™ Scraping Chisel is designed for use with SDS MAX rotary hammers.