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, milwaukee recommend the use of a coolant.

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.

Silent Features:

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.
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.

Suitable for a wide variety of 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.