Milwaukee Shockwave Impact Duty 1/8 In. - 1/2 In. #1 Step Drill Bit, 13 Steps Brand_Hamilton Beach install on doorstop

install on doorstop

10X faster than flat wood spade bits

grey door set

unrestricted flow design

Milwaukee Shockwave Impact Duty 1/8 In. - 1/2 In. #1 Step Drill Bit, 13 Steps Brand_Hamilton Beach install on doorstopShockwave Impact Duty Step Bits are engineered to deliver the most durable and fastest impact step bit hole drilling solution. These step drill bits are made with global materials and give best in class performance in impact drivers with the versatility to be used in drills. The 1 4 In. hex shank has an optimized SHOCKZONE body providing the industry's most durable shank, reducing early shank breaks. Titanium Aluminum Nitride (TiAlN) coating helps