Specifications
| Product Type | Cut-Off Wheel (Type 41 flat) |
|---|---|
| Diameter | 4 in (100 mm) |
| Thickness | 0.045 in (1.1 mm) |
| Arbor / Bore | 5/8 in (16 mm) |
| Pieces per Pack | 25 |
| Abrasive Grain | Aluminum Oxide (Green Extra Sharp) |
| Backing | Double fiberglass mesh |
| Suitable Materials | Stainless Steel, Aluminum, Mild Steel, Copper, Cast Iron |
| Application | Cutting |
| Compatible Tool | Angle Grinder |
| Max. Operating Speed | 15,300 RPM |
| Brand | Whitby Abrasives |
Description
Whitby Abrasives Green Extra Sharp cut-off discs are designed for cutting stainless steel, aluminum, and hard metals with faster, cleaner cuts than standard aluminum oxide discs. This listing is a 25 PACK of 4" flat (T41) discs with a 5/8" arbor for angle grinders.
The thin 0.045" kerf and extra sharp Green formulation cut harder materials like stainless steel and aluminum with less effort. These wheels are well-suited for fabricators, welders, and metalworkers who regularly work with harder alloys.
Each disc is made with premium aluminum oxide abrasive grain for sharp cutting performance and double fiberglass mesh reinforcement for added strength and safety.
Key features
- Extra sharp Green series formulation for faster cutting on hard metals
- Thin 0.045" kerf minimizes material loss and reduces cutting effort
- Premium aluminum oxide abrasive grain delivers fast, efficient cuts
- Double fiberglass mesh reinforcement for increased safety and durability
- Low heat generation reduces discoloration on stainless steel and aluminum
Applications
- mild steel, stainless steel, and aluminum
- copper, cast iron, and iron
- pipes, tubing, and sheet metal
Frequently asked questions
Q: What can I cut with these wheels?
A: Stainless steel, aluminum, mild steel, sheet metal, rod, and tubing.
Q: Can I grind with a cut-off wheel?
A: No — cut-off wheels are for cutting only. Use a grinding wheel for grinding.
Q: What tool do these fit?
A: Angle grinders that accept a 4" disc with a 5/8" arbor.
Q: Are these reinforced?
A: Yes — double fiberglass mesh reinforcement adds strength and safety.
Safety
For cutting only. Do not use for grinding. Always wear proper eye, face, hand, hearing, and body protection. Use only with compatible tools, guards, and operating speeds, and confirm the tool speed does not exceed the maximum RPM marked on the wheel. Inspect each wheel before use; never use a cracked, dropped, or damaged wheel. Follow the tool manufacturer's instructions and ANSI B7.1 abrasive wheel safety practices.
Why choose Whitby Abrasives
Whitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.