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Grinding - Your Questions Answered

Grinder Questions - Disclaimer: The information provided on this page is intended for general guidance only and is based on our knowledge at the time of publication. Product specifications, recommendations, and information regarding dust extraction best practices are subject to change without notice. While we strive to keep this information up-to-date, we cannot guarantee its complete accuracy or relevance to your specific circumstances at all times. For the most current and detailed information, please always refer to the official Festool product manuals, data sheets, and local regulations. If you have specific questions, please contact our customer support team directly -> Contact us.

Category
Concrete Prep and Levelling
Grinding - Your Questions Answered
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Can I convert my AGC 18 Angle Grinder to the DSC-AG 125 Freehand Diamond Cutter?

Yes, Festool offers a conversion kit (part number F28722) to convert the AGC 18 to the DSC 125.

Can I buy just the replacement brushes for RG 130, rather than the guard and brushes?

No, the brushes are sold as a single unit with the guard (item number: 769110).

Can I convert my DSC AG-125 Diamond Freehand to the AGC 18 Angle Grinder?

Yes, Festool offers a conversion kit (part number F28721) for this purpose.

Can I purchase a replacement disc for the RG 150?

Yes, 150mm diamond grinding replacement discs are available and attach directly to the RG 150 without an adaptor, provided a tool head has already been purchased.

Can I use a corded DSC 125 or cordless AGC 125 to grind off paint? What parts do I need?

Only the corded DSC 125 can be used for paint removal. You’ll need:

Dust grinding hood (item 769076)

Paint grinding disc (item 204176)

Avoid overloading the machine and do not grind into timber.

Can I use my existing tool head in the new RG ECI 130?

Yes, the tool head from older models is compatible with the RG ECI 130, which features a brushless motor and reduced weight.

Does the DSC 125mm diamond cutting system have variable speed?

Yes, the DSC AG 125 diamond cutting system includes variable speed for different applications.

I need to replace the brush strip on my RG 130 or RG ECI 130?

Order item #769110 (Replacement Guard & Brushes for RG 130) from your local Festool dealer.

What are the applications for the RG 150 E Plus Grinder?

The RG 150 E Plus is ideal for:

Rejuvenating old concrete

Grinding and leveling new concrete

Removing adhesives, paints, and glues

Wheel types:

Grey (Hard): For hard old concrete and coatings

Red (Abrasive): For high sand content materials

Blue (Thermo): For elastic materials and glues

Yellow (Uni): For paint and adhesives on wood

What diamond discs are available for the RG 130 to polish concrete?

Festool does not supply polishing consumables. Available grinding discs include:

Stone (Green)

Hard (Grey)

Abrasive (Red)

These provide a finish comparable to 80-grit sandpaper.

What is the part number for the spanner for a Cordless Freehand Diamond Cutting System?

The spanner part number is 204929 – Spanner for AGC Flanges, compatible with the DSC-AGC 18V 125mm Cordless Freehand Diamond Cutting System.

What's the difference between the red and grey abrasives when grinding concrete?

Both provide a finish similar to 80-grit sandpaper. The red wheel has a harder bond and is designed for softer materials, while the grey wheel has a softer bond and is designed for harder surfaces where the abrasive wears faster.

Can the AGC 125 be used as a wet cutter to reduce dust?

No, wet cutting is not an option. The AGC 125mm Cordless Angle Grinder is designed to minimize dust when used with a dust extractor.

Can the RG 150 be used on walls with a counter balancer?

Yes, the RG 150 can be used on walls with the optional counter balancer (part number 769121) for secure and easy vertical guidance.

Can I get replacement brushes for the dust grinding hood of my DSC Diamond Cutter (DSC-AG 125 FH-Plus & DSC-AG 125-Plus)?

Yes, replacement brushes are available – part number 769081.

Can the DSC 125 (768923) take 2 blades and be used as a chaser?

No, the DSC 125 can only be fitted with a single blade and cannot be used as a chaser with two blades.

Can the DSC 18 be used as a grinder?

Yes, the DSC 18 can be used as a grinder by purchasing the adapter kit (part number F28721).

Can the handle (or head) of the DSC-AGC 18V 125mm be turned 90° if changing from cutting to grinding?

Yes, the handle can be rotated 90° by loosening the four screws on top of the housing.

Can you fit the guard for the AGC 18V to any branded grinder?

No, the guard is only compatible with Festool products due to the collar size and interlocking feature.

What are the advantages of a brushless motor in the RG ECI 130mm Grinder?

Cooler running for extended motor life

No wearing parts, reducing servicing needs

Smooth start

Constant power

Overload safety and restart protection

Can the 769075 Dust Cutting Hood for the DSC 125 fit and be used for the cordless DSC-AGC 18V?

No, this hood is only compatible with the 240V version of the DSC 125.

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