For removing large quantities of materialFully heat-treated for strength and long lifeForged from superior-grade steel, the working points of our chisels can be re-sharpened for longevitySpecificationsItem #DimensionsSpline Type3310021-1/2 X 10"SDS-plus3320061/1-2" x 12"SDS-max3320071-1/2" x 18"SDS-max3320082" x 12"SDS-max3320092" x 18"SDS-max3330061/1-2" x 12"Spline3330071-1/2" x 18"Spline3330082" x 12"Spline3330092" x 18"Spline