TKSE Centre Drill Set, Metal Set of 6 1/1.5/2/2.5/3/5 mm 60 Degree HSS Bit for Lathe Countersink Central Bore Alloy Copper Iron Wood

Product use: the metal pilot drill set is used for prefabricated and precise positioning of hole processing, for guiding twist drills for hole processing and to reduce errors. The pilot drill is used for centring hole processing on the end of shafts and other parts Applicable material: the HSS centring drill set is heat-treated, the quenching is more stable and the wear resistance is strong. It is suitable for processing iron, steel, copper, aluminium, etc Sharp and durable: the metal pilot drill group is solidly processed, the pilot drill is sharp and durable, the positioning is accurate and the cutting edge is clear 【Application】: For precise positioning, pre-made in hole processing and guiding the twist drill for hole machining for error reduction.Suitable for: bodhi jewelry, ordinary steel, metal, iron, copper, aluminum, wood, plastic, etc 【Satisfaction Guarantee】: We support our best service, high quality products. If you have any questions about our products, please do not hesitate to contact us. We will do our best to help you and reply within 24 hours