Quick Summary
The Faithfull FAIFD125AM3 125mm Flap Disc Aluminium Oxide Set is a 3 piece flap disc set for angle grinder sanding and grinding. It includes 40, 80 and 120 grit discs, giving you options for rougher work and smoother finishing in one pack.
Who It Is Best For
This set is best for people who want a controlled finish and prefer to work through different sanding stages without changing to a completely different product type. It suits users looking for a simple mix grit set for suitable surfaces and angle grinder use.
Why Buyers Choose It
Buyers choose this set because it brings three grit options together in one place. That makes it easier to match the disc to the stage of the job.
- 40, 80 and 120 grit discs included
- Designed for use with angle grinders
- Suitable for mild steel, carbon steel, alloys and wood
- Self sharpening flaps are stated to help support longer life
- The layered disc design is described as cooler, quieter and with reduced vibration
If your main worry is choosing the wrong grit, this mixed set helps reduce that risk by giving you three common stages in one pack.
What To Know Before You Buy
This is a 125mm disc set with a 22mm bore, so it needs to match your angle grinder setup. It is also intended for angle grinder use rather than general purpose sanding tools.
Pros
- Three grit choices in one set
- Useful for more than one sanding stage
- Designed to feel more controlled in use
Cons
- Only suitable where a 125mm, 22mm bore disc is required
- Not a universal fit for every grinder
Real World Use
In use, this Faithfull flap disc set gives you a simple way to move from rougher work to finer finishing. The 40 grit disc suits coarser sanding, the 80 grit gives a mid stage option, and the 120 grit is there for smoother results. That makes the set practical when you want one pack that covers several stages of the job.
The source description also describes the discs as cooler, quieter and with reduced vibration than typical grinding and abrasive discs, which may make them feel more comfortable during longer sessions.
Quick Questions
What is included in the set?
Three flap discs in 40, 80 and 120 grit.
What tool is it for?
It is designed for use with angle grinders.
What size are the discs?
They are 125mm discs with a 22mm bore.
What can it be used on?
The source description says it is suitable for mild steel, carbon steel, alloys and wood.
Why choose a mixed grit set?
It gives you options for rough grinding, final grinding and smoother finishing.
Does it mention comfort in use?
Yes, the source says the discs are cooler, quieter and have reduced vibration compared with typical grinding and abrasive discs.
Voice Search Answers
The Faithfull FAIFD125AM3 is a 3 piece 125mm flap disc set with 40, 80 and 120 grit discs.
It is designed for angle grinder sanding and grinding on suitable surfaces.
If you want one set for different sanding stages, this mixed grit pack gives you more choice in use.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Faithfull |
| Model | FAIFD125AM3 |
| Disc size | 125mm |
| Bore size | 22mm |
| Grits included | 40, 80 and 120 grit |
| Quantity | 3 pieces |
| Suitable for | Angle grinders |
| Suitable surfaces | Mild steel, carbon steel, alloys and wood |
| Material | Aluminium oxide |
Final Buying View
The Faithfull FAIFD125AM3 set is a straightforward mixed grit option for angle grinder sanding and grinding. It is a practical choice if you want three common grit stages in one pack and need a 125mm, 22mm bore setup. If that matches your tool and task, it is an easy set to consider.
If you are comparing flap disc options, start by matching the size, bore and grit range to your grinder and the stage of work you need.






