Milwaukee Step Drill 4-20mm-1pc 48899320

Step Drill offer many advantages over conventional drill bits including; 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. 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.