What is this Fein cutter blade used for?

It is designed as a universal blade to cut out virtually all types of expansion joints.

What mount does this blade feature?

It features a StarlockMax mount, compatible with matching oscillating multi-tools.

What are the dimensions of this blade?

The straight blade has a width of 30 mm and a cutting depth of 60 mm.

How many blades are included in this pack?

This set contains 5 straight cutter blades.

FEIN 63903236230 middle knife, universal for almost all expansion joints, straight shape, width 30 mm, cutting depth 60 mm (5 pcs)

Name: FEIN 63903236230 middle knife, universal for almost all expansion joints, straight shape, width 30 mm, cutting depth 60 mm (5 pcs)
Brand: FEIN
SKU: 02859807
Price: 28.95 EUR
Availability: PreOrder

Supplier number: FEIN 63903236230 | EAN 4014586389776

Recommended Retail Price €37.15

28.95 tax incl.

€23.93 excl. VAT (incl. all environmental contributions)

On order: delivered from 15/10/2026

pack

Delivery by DHL

✆ Talk to a specialist

Efficient expansion joint cutting with Fein

Practical benefits

Universal straight blade design: The 30 mm straight profile lets you cut cleanly through virtually all expansion joint sealants.
Deep 60 mm reach: A generous cutting depth ensures you reach deep into joints for complete material removal.
Rigid StarlockMax mount: The solid interface delivers maximum power transfer and secure blade retention during heavy cutting tasks.

In a nutshell

The right choise for

With the straight Fein 63903236230 cutter blade, you remove elastic sealant and expansion joints quickly and with full control. Featuring a straight profile with a 30 mm width and a generous 60 mm cutting depth, this blade reaches deep into joints across floors, walls, and facades without damaging adjacent materials. The sturdy StarlockMax mount ensures maximum power transfer from your oscillating multi-tool directly to the blade, eliminating strenuous manual scraping. Supplied as a convenient 5-pack, you have the right setup ready for extensive joint remediation and renovation jobs.

Product information FAQ

€28.95

tax incl.

Key features according to our expert

Blade length: 60 mm
Width: 30 mm
Connection profile: Starlockmax

Product description

Centre knife
Universal knife for almost all expansion joints.
Straight shape. Width 30 mm, cutting depth 60 mm.

All Features

Blade length: 60 mm
Width: 30 mm
Connection profile: Starlockmax
Holder: SLM

Brand FEIN
02859807
EAN 4014586389776
Supplier number FEIN 63903236230

Frequently asked questions about this product

Answered by specialists

What is this Fein cutter blade used for?: It is designed as a universal blade to cut out virtually all types of expansion joints.
What mount does this blade feature?: It features a StarlockMax mount, compatible with matching oscillating multi-tools.
What are the dimensions of this blade?: The straight blade has a width of 30 mm and a cutting depth of 60 mm.
How many blades are included in this pack?: This set contains 5 straight cutter blades.