DORMER
Dormer A777 HSCo Heavy-Duty Jobber Drill 10.50mm OL:133mm WL:87mm A77710.5
Model A77710.5
Best price
Lowest we’ve seenWhere to buy
| Retailer | Price | Availability | Visit |
|---|---|---|---|
| Cheapestretailer's price from 16 Jul 2026 | £56.39 | In stock | Visit Blueperry Tool & Builders Merchants (UK) (opens in a new tab) |
 checked 23 hours ago | £57.53 | In stock | Visit Blueperry agriculture (UK) (opens in a new tab) |
 checked within the hour | £146.95£348.00 | In stock | Visit Tooled Up (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
The Dormer A777 drill bits are designed for both professional and industrial use, offering reliable performance in high-stress environments. The 135° split point design reduces walking and ensures precise drilling, while the HSS-E cobalt construction extends tool life and maintains sharpness longer, even at high temperatures. Constructed from high-speed steel with 8% cobalt, these drill bits offer exceptional hardness, heat resistance, and wear resistance, making them ideal for demanding applications.
Features & Benefits
- High speed cobalt steel
- Standard spiral flute design
- DIN338
- Bronze finish
- NAS907J
- Right hand rotation/cutting
- 135° point angle
Specifications
| Diameter | 10.5mm |
|---|---|
| Overall Length | 133mm |
| Quantity | 5 |
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