Overview Reviews Product Description For roughing up concrete and asphalt prior to a surface treatment.Fully heat-treated for strength and long life.Forged from superior-grade steel, the working points of our chisels can be re-sharpened for longevity.Dimensions: 1-3/4 x 9-1/2.Spline type: SDS-MAX®. Irwin Tools Catalog Product Videos Custom Field Manufacturing country DE Product Reviews Write a Review Write a Review × Irwin 1-3/4 x 9-1/2" Bush Tool SDS-MAX® Hammer Bit 332017 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *