Which routers are compatible with this groove cutter?

It fits any router equipped with a 12 mm collet, including the Festool OF 1400, OF 2000, and OF 2200.

Can this router bit be used for plunge cutting?

Yes, the brazed tungsten carbide plunge tip allows you to plunge and drill directly into the workpiece.

What are the exact dimensions of this router bit?

It features an 18 mm cutting diameter, a 45 mm cutting length, a 90 mm total length, and a 12 mm shank.

Does this bit feature a guide ball bearing?

No, this straight bit has no ball bearing and is guided using a parallel fence, guide rail, or template.

Which materials and tasks is this cutter suited for?

It is designed for solid wood and board materials, ideal for routing grooves, rebates, slots, and hardware recesses.

FESTOOL HW S12 D18/45 groove cutter - 491092

Name: FESTOOL HW S12 D18/45 groove cutter - 491092
Brand: FESTOOL
SKU: 02332151
Price: 106.6 EUR
Availability: PreOrder

Supplier number: FESTOOL 491092 | EAN 4014549076040

Recommended Retail Price €119.09

106.60 tax incl.

€88.10 excl. VAT (incl. all environmental contributions)

On order: delivered from 14/10/2026

blister

Ordered before 20:00 - delivered as of 14/10/2026
Shipping costs €6.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

Accurate routing in dense wood

Practical benefits

Deep grooves made easy: The 45 mm cutting length lets you route deep recesses, rebates, and slots cleanly in timber and board materials.
Festool carbide for extended durability: Braze-welded tungsten carbide edges deliver dependable wear resistance even when plunging directly into workpieces.
Smooth and stable cutting: The rigid 12 mm shank and optimized blade geometry minimize vibration, ensuring smooth surfaces on every pass.

In a nutshell

The right choise for

With the Festool groove cutter hw S12 D18/45, you can effortlessly rout deep grooves, rebates, and recesses in solid wood and sheet materials. Thanks to the 45 mm cutting length and 18 mm diameter, you complete deep milling tasks with optimal control. The brazed tungsten carbide tip allows direct plunging and drilling into the workpiece, while the rigid 12 mm shank ensures stable, vibration-free routing for smooth, precise surfaces across all demanding woodworking jobs.

Product information FAQ

€106.60

tax incl.

Key features according to our expert

Diameter: 18 mm
Cutting length: 45 mm
Shank size (milling cutter): 12 mm
Router bit type: Straight cutter
With bearing: No

Product description

Groove cutter

If you wish to achieve perfect cutting results with ease when drilling, grooving, rebating and long-hole routing, you are best advised to use the HW groove cutter. The cutter cuts precisely, makes drilling easier and has a long service life.

Long router bit service life even for plunge cutting because of the soldered standard tungsten carbide blade
An optimal cutter geometry, a stable cutter shaft and the proper sharpness ensure flawless surfaces

Ideally suited for

Grooves in furniture manufacturing
Routing fittings
Rebating of solid wood and panel material
Working with templates

All Features

Diameter: 18 mm
Cutting length: 45 mm
Shank size (milling cutter): 12 mm
Router bit type: Straight cutter
With bearing: No
D: 18.00 mm
Nl: 45.00 mm
Gl: 90.00 mm
S: 12 mm

Brand FESTOOL
02332151
EAN 4014549076040
Supplier number FESTOOL 491092

Frequently asked questions about this product

Answered by specialists

Which routers are compatible with this groove cutter?: It fits any router equipped with a 12 mm collet, including the Festool OF 1400, OF 2000, and OF 2200.
Can this router bit be used for plunge cutting?: Yes, the brazed tungsten carbide plunge tip allows you to plunge and drill directly into the workpiece.
What are the exact dimensions of this router bit?: It features an 18 mm cutting diameter, a 45 mm cutting length, a 90 mm total length, and a 12 mm shank.
Does this bit feature a guide ball bearing?: No, this straight bit has no ball bearing and is guided using a parallel fence, guide rail, or template.
Which materials and tasks is this cutter suited for?: It is designed for solid wood and board materials, ideal for routing grooves, rebates, slots, and hardware recesses.