Diablo, 1.5''x10'' SDS+ Chisel, Diablo's SDS-Plus And SDS-Max Wide Chisels Deliver Extreme Durability And Stability In General Demolition Work, Thin-Set Removal, Cleaning Concrete, And Removing Scale And Rust. A Unique Heat Treatment Process Strengthens The Steel Body To Withstand The Stress And Impact Of High-Powered Hammer Drills In Concrete. Bracing Ribs Deliver Stability And Rigidity Required In Demolition Applications. Self-Sharpening Edge Increases Productivity And Extends The Tools Life. Optimized For Maximum Performance In Corded And Cordless SDS-Plus And SDS-Max Rotary Hammers.