Diablo 3/4 In. x 10 In. SDS-Plus Dual-Tooth Flat Chisel. Diablo's SDS-Plus And SDS-Max Dual-Tooth Flat Chisels Deliver Extreme Durability And Stability In General Demolition Work, Adjustment Work, Restoring Joints And Clearing Reinforcements. A Unique Heat Treatment Process Strengthens The Steel Body To Withstand The Stress And Impact Of High-Powered Hammer Drills In Concrete. The Dual-Tooth Jam-Free Head Demolishes Concrete By Creating Multidirectional Fractures For Faster Material Removal. Self-Sharpening Tip Increases Productivity And Extends The Tools Life. Optimized For Maximum Performance In Corded And Cordless SDS-Plus And SDS-Max Rotary Hammers.