Festool 577530 DTS 400 StickFix Replacement Sanding Pad, Soft, 100 X 150mm (4 x 6 in)
Festool 577530 DTS 400 StickFix Replacement Sanding Pad, Soft, 100 X 150mm (4 x 6 in)
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Product Details
Product Details
Key Features
Overview
Festool 577530 DTS 400 StickFix Replacement Sanding Pad, Soft, 100 X 150mm (4 x 6 in) is a soft replacement sanding pad made for Festool detail sanders that need to work right into corners and tight trim areas. This is a sanding pad designed for detail sanding in corners and other hard-to-reach areas. Model Number 577530. If your current pad is worn, glazed over, or not holding abrasive the way it should, replacing it is one of the easiest ways to get your finish quality back.
This Festool sanding pad is built for the DTS 400, DTSC 400, and DS 400 platform. The 100 x 150 mm delta format gives you the pointed front needed for sanding window reveals, door profiles, furniture edges, and painted trim without switching to hand sanding as often. For finish work, that matters. A worn pad can round over edges, reduce abrasive grip, and leave uneven scratch patterns. A fresh soft pad keeps the sander working the way it was meant to.
The soft pad construction is the right call when the goal is a consistent finish on painted surfaces, varnish work, and general woodworking prep. It has enough give to stay controlled on edges and transitions while still giving you good contact across the sanding surface. Festool also uses a heat-resistant foam material in the pad, which helps it wear evenly and hold up under regular use instead of breaking down early.
StickFix hook and loop backing keeps abrasive changes simple. That saves time when you are stepping through grits or swapping out a sheet that is loaded up. It also lets you reuse partially worn abrasives, which is a real advantage on detail sanding jobs where one corner of the abrasive may wear faster than the rest. If you do finish carpentry, cabinet work, or paint prep, that kind of efficiency adds up.
Dust extraction is a big part of why this pad matters. Festool designed the hole pattern around clean sanding and better airflow through the abrasive. That helps pull dust off the work surface, supports a cleaner scratch pattern, and can extend both abrasive and pad life. On painted trim, filler, or finish sanding between coats, cleaner dust removal usually means less clogging and less rework.
Who should buy it? Anyone running a Festool DTS 400, DTSC 400, or DS 400 and doing detail sanding on trim, windows, doors, furniture, or finish surfaces. If your current pad is worn down or you want to keep a spare on hand so a job does not stop over a consumable part, this is the right replacement. It is not a general-purpose universal accessory. It is a model-specific Festool replacement part meant to keep your detail sander performing like it should.
Built to Reach Corners Cleanly
The main reason to choose this replacement pad is simple: it lets your detail sander do the jobs it was bought for. The pointed delta shape gets into corners, along edges, and into narrow profiles that larger sanding pads cannot touch cleanly.
- Designed for corner sanding, window reveals, and detail finish work
- Soft pad profile helps maintain even contact on trim, doors, and furniture surfaces
Quick Changes, Better Dust Flow
A replacement pad is not just about fit. It is about keeping abrasive attached securely and keeping dust moving where it should. This one uses Festool's StickFix hook and loop system and a hole pattern built around dust extraction.
- StickFix backing supports fast abrasive swaps and reuse of partially used sheets
- Dust extraction pattern helps reduce loading and supports longer abrasive life
What's in the Box
- (1) Festool sanding pad SSH-STF DELTA/9
Key Specifications
| Dimensions | 3-15/16 in x 6 in (100 x 150 mm) |
|---|---|
| Pad Type | Soft replacement sanding pad |
| Attachment System | StickFix hook and loop |
| Compatible Sanders | DTS 400, DTSC 400, DS 400 |
| Weight | 0.2 lb |
| Made In | Germany |
Compatibility
Built For
Pro Tip
If your DTS 400 starts leaving uneven scratch marks or the abrasive stops sticking well at the tip, replace the pad before you blame the paper. On detail sanders, a tired pad usually shows up first in the corners and along the edges.
Warranty & Support
Tool Nut's Take
Festool 577530 DTS 400 StickFix Replacement Sanding Pad, Soft, 100 X 150mm (4 x 6 in) Keeps Your Detail Sander Doing Detail Work
This is the kind of replacement part that seems small until your finish quality drops off and you remember how much the pad actually matters.
- Who it's for: Users running a Festool DTS 400, DTSC 400, or DS 400 for trim work, paint prep, furniture sanding, and other detail sanding jobs.
- Why it stands out: The delta shape, soft pad profile, StickFix backing, and dust extraction layout all work together for cleaner sanding in corners and tight spaces.
- Worth knowing: This is a replacement sanding pad, not a complete sander accessory kit. It is model-specific, so make sure you are matching it to the right Festool machine.
Common Questions
- Which sanders does this pad fit? It is suitable for Festool DTS 400, DTSC 400, and DS 400 detail sanders.
- Is this a soft or hard sanding pad? This is a soft replacement sanding pad.
- What size is the pad? The pad measures 3-15/16 in x 6 in, or 100 x 150 mm.
- Does it use hook and loop abrasives? Yes. It uses the Festool StickFix hook and loop attachment system.

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