3/16-7/8 Hss M2 12 Step Drill Bit

12 STEPS Includes 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16 and 7/8 inch sizes allowing you to drill up to 12 holes with different diameters. M2 HSS STEEL Made from M2 High Speed Steel HSS for strength, durability HRC60 , long life and accurate and precise drilling. M2 HSS steel's resistance to high temperatures minimizes the risk of overheating during drilling, promoting consistent performance. 2 SPIRAL Equipped with a 2 spiral groove and X-type opening to minimize friction during drilling, enhance chip evacuation by channelling debris away from the drilling area, provide added stability, process deeper holes and promote faster drilling speeds. 3/8 inch 3-sided shank for easy operation. HEAVY DUTY Industrial titanium coating to improve hardness HRC60, wear and corrosion resistance as well as reducing surface damage with clear and distinct sizing laser markings for high visibility. IDEAL FOR Drilling and enlarging holes, chamfering, deburring, 3mm stainless steel plates, 5mm iron sheets and aluminum sheets.