Key Features
- Shape A-21 configuration provides optimal access to corners and tight spaces
- Aluminium oxide abrasive for durable and consistent grinding performance
- Standard 6mm (1/4") shank compatible with most rotary tools and die grinders
- High-temperature resin bond resists heat and prevents premature wear
- Suitable for deburring, weld cleaning, and surface finishing on steel and stainless steel
- Rated for up to 36,000 RPM for fast metal removal and smooth finishes
Technical Specifications
| Specification | Value |
|---|---|
| Shape | A-21 |
| Shank Diameter | 6 mm (1/4") |
| Abrasive Material | Aluminium Oxide |
| Grit Size | 80 (standard) |
| Maximum Operating Speed | 36,000 RPM |
| Overall Length | 38 mm |
| Head Diameter | 10 mm |
| Bond Type | Vitrified |
| Application | Grinding, deburring, surface finishing |
| IMPA Code | 614588 |
Frequently Asked Questions
What is a Shape A-21 mounted wheel used for?
A-21 mounted wheels are designed for precision grinding, deburring, and surface finishing on metal parts. They are especially useful in shipbuilding and repair for cleaning welds, removing rust, and shaping components in restricted areas.
What shank size does this mounted wheel have?
This wheel features a standard 6 mm (1/4") shank, which fits most rotary tools, die grinders, and flexible shafts used in marine workshops.
Can I use this wheel on stainless steel?
Yes, the aluminium oxide abrasive is suitable for both carbon steel and stainless steel. It is effective for weld blending and surface preparation without excessive heat generation.
What is the maximum RPM rating?
The maximum safe operating speed is 36,000 RPM. Always check that your tool does not exceed this speed to prevent wheel failure and ensure safety.
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