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OSG Threading Tap Metric Fine A-OIL-Spiral Flute - Powder Metal Right Hand -TiCN Coated - Blind Holes DIN374 - M20 x 1.5
| Size | M20 |
| Pitch | 1.5 |
| Overall Length | 125 |
| Threading Length | 16 |
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Description
Engineered for precision threading in blind holes, the OSG Metric Fine A-OIL-Spiral Flute Tap delivers high-precision M20 x 1.5 threads with reliable oil-lubricated performance. It’s ideal for machinists and shops that demand clean, repeatable results in hard-to-reach interiors.
- Thread type: Metric fine thread, M20 x 1.5, designed for high-precision engagement
- Flute design: A-OIL-Spiral Flute to optimize chip evacuation and oil delivery for smoother cuts
- Material: Powder Metal construction for enhanced wear resistance and longevity
- Coating: TiCN coating increases surface hardness and reduces cutting friction
- Cut direction: Right-hand threading for standard external rotation operations
- Application: Suitable for threading in blind holes with dependable performance
- Standards: DIN374 compliance ensures compatibility with common tooling setups
- Brand: OSG—trusted precision threading tools for professional machinists
With a hard-wearing powder-metal core and a TiCN-coated edge, this tap delivers longer tool life, fewer tool changes, and consistent thread quality in challenging blind-hole applications. The spiral-flute geometry enhances chip evacuation, reducing the risk of clogging and built-up edge, while the oil-oriented design maintains cutting efficiency at higher speeds. Whether you’re creating new threads or repairing critical interiors, this tap offers dependable performance, repeatable results, and an improved surface finish in metalworking projects.
Part Numbers
- Protool Part Number
- OSG-48140230
- Brand
- OSG
- Category
- Threading Tap
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: OSG Threading Taps Metric Fine A-OIL-Spiral Flute - Powder Metal Right Hand -TiCN Coated - Blind Holes
View full collection →You are viewing OSG-48140230. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Overall Length | Shank Diameter | Flutes | DIN | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OSG-48140162 | M8 | 1 | 90 | 6 | 3 | 374 | £89.99 | In Stock | |
| OSG-48140171 | M10 | 1 | 90 | 7 | 3 | 374 | £85.64 | In Stock | |
| OSG-48140170 | M10 | 1.25 | 100 | 7 | 3 | 374 | £84.01 | In Stock | |
| OSG-48140180 | M12 | 1.5 | 100 | 9 | 3 | 374 | £102.73 | In Stock | |
| OSG-48140192 | M14 | 1.5 | 100 | 11 | 3 | 374 | £124.59 | In Stock | |
| OSG-48140203 | M16 | 1.5 | 100 | 12 | 3 | 374 | £144.50 | In Stock | |
| OSG-48140216 | M18 | 1.5 | 110 | 14 | 4 | 374 | £166.38 | In Stock | |
| OSG-48140230 Viewing | M20 | 1.5 | 125 | 16 | 4 | 374 | £208.64 | In Stock |
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