Which materials is this spiral groove cutter suitable for?

Made from HS steel, this cutter is designed for machining softwood.

What is the shank size of this cutter?

The cutter has a shank diameter of 8 mm.

What are the cutting dimensions of this tool?

It has a cutting diameter of 6 mm and a cutting length of 16 mm.

How does the spiral design assist with chip extraction?

The spiral flute draws chips directly upwards for optimal dust extraction.

Which Festool jointing systems is this cutter compatible with?

It is suitable for the VS 600 jointing system using templates FZ 6 and SZO 14.

FESTOOL HS Spi S8 D6/21 spiral groove cutter - 490944

Name: FESTOOL HS Spi S8 D6/21 spiral groove cutter - 490944
Brand: FESTOOL
SKU: 02332067
Price: 32.95 EUR
Availability: PreOrder

Supplier number: FESTOOL 490944 | EAN 4014549000366

Recommended Retail Price €38.62

32.95 tax incl.

€27.23 excl. VAT (incl. all environmental contributions)

On order: delivered from 30/10/2026

Delivery by DHL

✆ Talk to a specialist

Precise groove cutting with Festool

Practical benefits

Efficient chip extraction upwards: The spiral flute geometry draws chips directly upwards, keeping your cutting line clear and unobstructed while working.
Smooth and quiet operation: High-speed steel construction ensures you achieve smooth, chatter-free cuts throughout all softwood milling applications.
Accurate joints every time: With a precise 6 mm diameter, you easily route exact box joints and open dovetail connections.

In a nutshell

The right choise for

With the Festool spiral groove cutter, you effortlessly create clean and precise joints in softwood. The spiral flute design draws chips directly upwards, keeping your cutting line clear and preventing overheating or clogging. Crafted from durable hs steel, this cutter provides exceptionally smooth, low-vibration operation for steady control on every pass. Featuring an 8 mm shank, a 6 mm cutting diameter, and a 16 mm cutting length, this straight router bit is perfectly suited for accurate box joints and open dovetails, including applications with the vs 600 jointing system.

Product information FAQ

€32.95

tax incl.

Key features according to our expert

Diameter: 6 mm
Cutting length: 16 mm
Shank size (milling cutter): 8 mm
Router bit type: Straight cutter
With bearing: No

Product description

Spiral groove cutter

Hand-crafted corner connectors in solid wood: Visually attractive corner connectors can be routed with the VS 600 jointing system, the appropriate template and the appropriate cutter.

Particularly smooth running spiral groove cutters, in HS steel, optimally suited for softwood applications
Because of the spiral shape of the cutter blade, cutter chips are drawn directly upwards and optimally extracted

Ideally suited for

For slot joints FZ 6 and open dovetail joints SZO 14 with fine precision in diameter

All Features

Diameter: 6 mm
Cutting length: 16 mm
Shank size (milling cutter): 8 mm
Router bit type: Straight cutter
With bearing: No
D: 6.00 mm
Nl: 21.00 mm
Gl: 50.00 mm
S: 8 mm

Brand FESTOOL
02332067
EAN 4014549000366
Supplier number FESTOOL 490944

Frequently asked questions about this product

Answered by specialists

Which materials is this spiral groove cutter suitable for?: Made from HS steel, this cutter is designed for machining softwood.
What is the shank size of this cutter?: The cutter has a shank diameter of 8 mm.
What are the cutting dimensions of this tool?: It has a cutting diameter of 6 mm and a cutting length of 16 mm.
How does the spiral design assist with chip extraction?: The spiral flute draws chips directly upwards for optimal dust extraction.
Which Festool jointing systems is this cutter compatible with?: It is suitable for the VS 600 jointing system using templates FZ 6 and SZO 14.