Which hole diameters can be drilled with this step drill bit?

This bit features 14 steps for hole diameters from 6 up to 35 mm (in 2 mm and 3 mm increments).

Which materials can be drilled with the Milwaukee 48899335?

It is suitable for sheet steel, stainless steel, aluminium, copper, brass, and plastics up to 4 mm thick.

What type of shank does this step bit have?

It has a 10 mm 3-flat shank designed to prevent slippage in the drill chuck.

Is pilot drilling or center punching required?

No, the Rapid Strike tip enables fast, accurate starts without walking or pre-drilling.

Is the use of cutting fluid recommended?

Yes, using a suitable coolant or cutting fluid when drilling metal significantly extends bit life.

MILWAUKEE 48899335 step drill bit 6-35 mm (14 increments of 2 and 3 mm)

Name: MILWAUKEE 48899335 step drill bit 6-35 mm (14 increments of 2 and 3 mm)
Brand: MILWAUKEE
SKU: 02856225
Price: 52.4 EUR
Availability: InStock

Supplier number: MILWAUKEE 48899335 | EAN 0045242344413

Recommended Retail Price €119.37

52.40 tax incl.

€43.30 excl. VAT (incl. all environmental contributions)

On stock - immediately available

Delivery by DHL

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Clean stepped drilling without walking

Practical benefits

Fast and accurate starting: The centering tip stops bit walking so you can start drilling immediately without center punching.
Milwaukee step drill versatility: You produce smooth and accurate holes across metal and plastic with 14 steps ranging from 6 to 35 mm.
Solid chuck grip performance: The 10 mm 3-flat shank ensures you experience no slipping inside your drill chuck under load.

In a nutshell

The right choise for

With the Milwaukee 48899335 step drill bit, you can drill and enlarge holes from 6 to 35 mm without constantly swapping tooling. The built-in Rapid Strike tip ensures fast, accurate starts right where you need them, eliminating bit walking and the need for center punching. Featuring 14 progressive steps, it produces clean, round holes and smooth deburred edges in sheet steel, stainless steel, aluminium, and plastic up to 4 mm thick without tearing thin material. The 10 mm 3-flat shank delivers a secure grip inside your drill chuck to prevent slippage under load, giving you full control and reliable precision on every job.

Product information FAQ

€52.40

In stock - tax incl.

Key features according to our expert

Smallest diameter: 6 mm
Largest diameter: 35 mm
Shank size: 10 mm
Number of steps: 14

Product description

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.
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.
MILWAUKEE Advantages
Spot drill - Drill - Deburr - All in one go
RAPID STRIKE TIP: Accurate start without walking and fast drilling without the need to 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.
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.

All Features

Smallest diameter: 6 mm
Largest diameter: 35 mm
Shank size: 10 mm
Number of steps: 14
Overall length (mm): 90
Shaft diameter (mm): 10

Brand MILWAUKEE
02856225
EAN 0045242344413
Supplier number MILWAUKEE 48899335

Frequently asked questions about this product

Answered by specialists

Which hole diameters can be drilled with this step drill bit?: This bit features 14 steps for hole diameters from 6 up to 35 mm (in 2 mm and 3 mm increments).
Which materials can be drilled with the Milwaukee 48899335?: It is suitable for sheet steel, stainless steel, aluminium, copper, brass, and plastics up to 4 mm thick.
What type of shank does this step bit have?: It has a 10 mm 3-flat shank designed to prevent slippage in the drill chuck.
Is pilot drilling or center punching required?: No, the Rapid Strike tip enables fast, accurate starts without walking or pre-drilling.
Is the use of cutting fluid recommended?: Yes, using a suitable coolant or cutting fluid when drilling metal significantly extends bit life.