Irwin
Irwin IRWIN® Bi-Metal High Speed Holesaw 121mm 10504210
Model 10504210
Best price
Lowest we’ve seenWhere to buy
| Retailer | Price | Availability | Visit |
|---|---|---|---|
| Cheapestchecked 3 hours ago | £36.95£58.78 | In stock | Visit Tooled Up (opens in a new tab) |
 retailer's price from 16 Jul 2026 | £39.30 | In stock | Visit Blueperry Tool & Builders Merchants (UK) (opens in a new tab) |
 checked 2 hours ago | £42.32 | In stock | Visit Blueperry agriculture (UK) (opens in a new tab) |
Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.
Price history
Full price historyThis is the lowest price we have recorded. If you were waiting for a drop, this is it.
About this product
This 121mm IRWIN Bi-Metal High Speed Hole Saw is aimed at professional use in large-scale commercial and industrial installations, such as soil stacks and HVAC systems, as well as general construction, electrical, plumbing and remodelling work.
It features bi-metal construction with electron beam welded teeth for durability, and a variable tooth pitch (4-6) that improves cutting speed and efficiency while reducing operator effort. It can cut aluminium, copper, iron, stainless steel, wood and zinc, producing clean holes across these materials.
It forms part of IRWIN's wider holesaw range, which spans sizes from 14mm to 152mm, supported by matching arbors and a pilot drill.
Features and Benefits
- :
- 121mm diameter ideal for soil stacks and commercial HVAC systems
- Bi-metal construction ensures long-lasting blade life
- Variable tooth pitch (4-6) enhances cutting efficiency
- Electron beam welded teeth resist wear and breakage
- Cuts aluminium, copper, iron, stainless steel, wood and zinc
- Professional quality for industrial installations Specifications: Size (mm): 121 Material: Bi-Metal Pitch: Variable Diameter: 121mm
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