DescriptionAdopts titanizing craftwork, greatly improves thedeburring bit's corrosion resistance and oxidation resistance, enhances its wear resistance, high temperature resistance, cutting property. High hardness, smooth chip processing, can once fulfill the chamfering, deburring, and cone processing.Feature- Color: As shown.- Material: High-speed steel.- Size: 6.6 x 0.6 x 0.6 cm.- Made of cobalt steel material, high hardness, rustproof, solid and durable- High Carbon Steel Drill Bit not easy to blunt.- High hardness, smooth chip processing, can fulfill the chamfering, deburring, and cone processing. Used for workpiece circular aperture chamfering or cone hole.- Idea for cutting through plastic, aluminum, copper, stainless steel, aluminum plate, insulation boards, and PVC sheet, ect.- Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you