3 Piece Step Drill Bit Set
Miwaukee accessory code number : 48899399
Genuine Milwaukee accessories. Step drills are ideal for drilling into the following materials: - Ferrous & non-ferrous sheets metals, profiles and pipes. - Copper, brass and aluminium. - Stainless steel. - Plastics. - Maximum material thickness 4 mm. - To ensure best lifetime we recommend the use of a coolant. Optimised for use with high speed cordless drills. Laser engraved size markings for best long term visibility. Each step is relief ground to drill and deburr automatically. With 3 flat secure grip to prevent step drill from slipping in the chuck and ensure maximum transmission of torque. Trades: - Electrical: drilling of panels and cabinets for cable gland installation. - Plumbing / HVAC: access holes for pipework and installtion. - Metal workers / fabrication: various sizes and hole enlargement. - Automotive: holes for cable installation (mobile telephones, antennas, re-directing electrical wiring). - Maintenance repair operations: various applications, sizes and hole enlargement. Step Drill advantages over conventional drill bits: - One drill bit to drill multiple sizes - Do more carry less! - Best option for enlarging existing holes. - More durable than twist drill bits, thick core resists breakage. - More accurate and less walking, tip starts on contact. - Clean burr free holes, less reaming required. - Drills plastic without splitting or cracking. Milwaukee® Advantages. Spot drill - Drill - Debur - All in one go. Rapid Strike tip for improved centering - less walking and fast drilling without the need to punch or pre drill the material. Special tip and step geometry for jam-free performance - less risk of drill snagging when used with high speed cordless tools and also prevents deformation of the drilled material. Optimised 2 flute ground sharpened edge geometry for 2 x faster and smoother cutting. Produced from custom engineered steel with black oxide coating for 4 x longer life.
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Contents : includes step drills no. 3, 5, 6 (4-12mm, 4-20mm, 6-35mm)