Milwaukee Step & Drill Bit Set (10 piece) 48899350

Milwaukee Step & Drill Bit Set (10 piece) 48899350

    Step drills are ideal for drilling into the following materials: - Ferrous and 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.

    Milwaukee step drills feature special tip and step geometry for jam-free performance, resulting in less risk of drill snagging when used with high speed cordless tools and also prevents deformation of the drilled material.


    • Spot drill - Drill - Deburr - 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
    • 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
    • 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 installation. - 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.


    • Article number: 48899350
    • Pack quantity: 10


    (10) Step Drills and Drill Bits
    • (1) 4-12mm step drill
    • (1) 1,4-20mm step drill
    • (2) 2mm THUNDERWEB metal drill bits
    • (2) 3mm THUNDERWEB metal drill bits
    • (2) 4mm THUNDERWEB metal drill bits
    • (1) 5mm THUNDERWEB metal drill bit
    • (1) 6mm THUNDERWEB metal drill bit

    Supplied in a moulded storage case


    MILWAUKEE® tools and batteries come with a standard 1 year warranty. Warranty extensions are available by visiting

    MILWAUKEE® tools warranty can be extended from 1 year to a maximum of 3 years (1 + 2). With the exception of MX FUEL™ tools for which warranty can be extended from 1 year to a maximum of 2 years (1 + 1).

    MILWAUKEE® REDLITHIUM™ batteries including MX FUEL™ batteries come with a standard 1 year warranty which can be extended to a maximum of 2 years (1 + 1).

    All warranty extensions are subject to registering online within 30 days of the purchase date.

    The Warranty extension is only available in those countries listed on the warranty registration website. The extended warranty offer excludes products used in the hire industry, battery chargers, M28 rechargeable batteries and accessories supplied.

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£ 86.95
(Code: 48899350)
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