Milwaukee Step Drill 4-20mm-1PC

Step Drill advantages over conventional drill bits: - One drill bit to drill multiple sizes. Best option for enlarging existing holes. Drill up to nine different sizes with one Milwaukee step drill bit. Increasing in 2mm intervals from 4-20mm, it's a great option for enlarging existing holes and a far more durable alternative to twist drill bits - the thicker core offers a much higher resistance to breakages. Milwaukee step drills can be drilled into a variety of materials including ferrous and non-fer...