Which tools are compatible with this metal drill bit?

Thanks to the 1/4" hex shank, it fits standard drill drivers as well as impact drivers.

What are the dimensions of this drill bit?

It features a 4 mm diameter, a 26 mm working length, and a total length of 71.5 mm.

What advantage does the TiN coating provide?

The titanium nitride coating dissipates heat effectively, making the bit suitable for high-speed drilling.

What is the purpose of the Quad Edge tip design?

The 135° split point prevents walking on startup, and four cutting edges create smaller chips to reduce heat buildup.

How many drill bits are included in this pack?

This pack contains 10 units of the Milwaukee 4 mm HSS-G TiN metal drill bit.

MILWAUKEE 4932478178 SHOCKWAVE HSS-G TiN Red Hex 4mm metal drillmm (10 pcs)

Name: MILWAUKEE 4932478178 SHOCKWAVE HSS-G TiN Red Hex 4mm metal drillmm (10 pcs)
Brand: MILWAUKEE
SKU: 08069408
Price: 15.6 EUR
Availability: PreOrder

Supplier number: MILWAUKEE 4932478178 | EAN 4058546341114

Recommended Retail Price €28.74

15.60 tax incl.

€12.89 excl. VAT (incl. all environmental contributions)

On order: delivered from 25/12/2026

pack

Ordered before 20:00 - delivered as of 25/12/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

High speed drilling through tough metal

Practical benefits

Immediate start without walking: The 135° split point tip ensures you begin drilling accurately on slick surfaces without any centre punching.
Milwaukee bit disperses heat efficiently: A durable TiN coating reduces thermal buildup, allowing you to operate smoothly at higher drilling speeds.
Rapid and clean chip removal: The variable flute geometry clears debris quickly from the hole to keep the core cool and prevent premature wear.

In a nutshell

The right choise for

Drill through tough metals, sheet metal, and steel with speed and precision using the Milwaukee Shockwave hss-g TiN Red Hex 4 mm metal drill bit. The 135° split point lets you start drilling immediately without walking or centre punching. Designed with four cutting edges and variable flute geometry, it clears chips swiftly, while the titanium nitride coating effectively dissipates heat during high-speed drilling. Its 1/4" hex shank prevents slipping in the chuck and ensures seamless compatibility with both standard drill drivers and impact drivers. With a 26 mm working length and 71.5 mm total length, this 10-piece pack keeps you fully equipped for heavy-duty installation and fabrication jobs.

Product information FAQ

€15.60

tax incl.

Key features according to our expert

Diameter: 4 mm
Material (drill bit): HSS
Cutting length: 26 mm
Surface treatment (drill bit): TiN
Number of cutting edges: 2
Shank type: Hexagonal
Overall length: 71.5 mm
Drill bit type: Metal drill bit
Product Range: Milwaukee SHOCKWAVE

Product description

Impact rated drill bit with 1/4" hex shank optimised for impact drivers.
Titanium Nitride coating dispenses heat and makes the drill bit suitable for use also in high speed.
QUAD EDGE Tip: unique combination of 135° split point and four cutting edges: 135° split point allows for precise & fast drilling start without walking. Four cutting edges create smaller chips to prevent heat build up for longer life.
Variable flute geometry: For faster material ejection. Helps the bit run cooler and prevent it from burning out faster.
Enhanced tapered web: Wider core towards the shank of the drill bit. Strengthens the core to increase overall flute durability.

All Features

Diameter: 4 mm
Material (drill bit): HSS
Cutting length: 26 mm
Surface treatment (drill bit): TiN
Number of cutting edges: 2
Shank type: Hexagonal
Overall length: 71.5 mm
Drill bit type: Metal drill bit
Overall length (mm): 71.5
Working length (mm): 26
Product range: Milwaukee SHOCKWAVE

Brand MILWAUKEE
08069408
EAN 4058546341114
Supplier number MILWAUKEE 4932478178

Frequently asked questions about this product

Answered by specialists

Which tools are compatible with this metal drill bit?: Thanks to the 1/4" hex shank, it fits standard drill drivers as well as impact drivers.
What are the dimensions of this drill bit?: It features a 4 mm diameter, a 26 mm working length, and a total length of 71.5 mm.
What advantage does the TiN coating provide?: The titanium nitride coating dissipates heat effectively, making the bit suitable for high-speed drilling.
What is the purpose of the Quad Edge tip design?: The 135° split point prevents walking on startup, and four cutting edges create smaller chips to reduce heat buildup.
How many drill bits are included in this pack?: This pack contains 10 units of the Milwaukee 4 mm HSS-G TiN metal drill bit.