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OSG Threading Tap Metric A-OIL-Spiral Flute - Powder Metal Right Hand -TiCN Coated - Blind Holes DIN376 - M39 x 4
| Size | M39 |
| Pitch | 4 |
| Overall Length | 200 |
| Threading Length | 48 |
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Description
OSG's Metric A-OIL-Spiral Flute Threading Tap is a high-performance tool designed for precision right-hand threads in blind holes, ideal for demanding production environments. Built from a powder-metal body with a TiCN coating, it combines exceptional strength, wear resistance, and efficient chip evacuation thanks to the A-OIL spiral flute.
- Size: M39 x 4
- Material: Powder-metal body for enhanced strength and durability
- Coating: TiCN coating to reduce friction and extend tool life
- Flute Design: A-OIL spiral flute for efficient chip evacuation in blind holes
- Hand/Drive: Right-hand threading
- Application: Designed for blind-hole threading with DIN 376 compatibility
- Brand: OSG
The combination of a robust powder-metal substrate and TiCN coating delivers consistent performance in challenging materials and deep holes. The spiral flute minimizes chip packing, reducing the risk of tap binding or breakage and helping you achieve clean, accurate threads with tight tolerances. This tap is engineered to endure high-volume production while maintaining precision, making it a reliable choice for applications where blind-hole threads must perform reliably over many cycles.
Part Numbers
- Protool Part Number
- OSG-48140304
- 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 A-OIL-Spiral Flute - Powder Metal Right Hand -TiCN Coated - Blind Holes
View full collection →You are viewing OSG-48140304. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Overall Length | Shank Diameter | Flutes | DIN | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OSG-48140155 | M6 | 1 | 80 | 6 | 3 | 371 | £54.84 | In Stock | |
| OSG-48140161 | M8 | 1.25 | 90 | 8 | 3 | 371 | £61.98 | In Stock | |
| OSG-48140169 | M10 | 1.5 | 100 | 10 | 3 | 371 | £68.94 | In Stock | |
| OSG-48140179 | M12 | 1.75 | 110 | 9 | 3 | 376 | £87.88 | In Stock | |
| OSG-48140191 | M14 | 2 | 110 | 11 | 3 | 376 | £98.31 | In Stock | |
| OSG-48140202 | M16 | 2 | 110 | 12 | 3 | 376 | £111.76 | In Stock | |
| OSG-48140214 | M18 | 2.5 | 125 | 14 | 4 | 376 | £158.79 | In Stock | |
| OSG-48140228 | M20 | 2.5 | 140 | 16 | 4 | 376 | £188.11 | In Stock | |
| OSG-48140238 | M22 | 2.5 | 140 | 18 | 4 | 376 | £205.41 | In Stock | |
| OSG-48140247 | M24 | 3 | 160 | 18 | 4 | 376 | £252.14 | 1-2 days | |
| OSG-48140262 | M27 | 3 | 160 | 20 | 4 | 376 | £325.50 | In Stock | |
| OSG-48140271 | M30 | 3.5 | 180 | 22 | 4 | 376 | £403.35 | In Stock | |
| OSG-48140281 | M33 | 3.5 | 180 | 25 | 4 | 376 | £453.69 | In Stock | |
| OSG-48140294 | M36 | 4 | 200 | 28 | 4 | 376 | £499.88 | In Stock | |
| OSG-48140304 Viewing | M39 | 4 | 200 | 32 | 4 | 376 | £599.08 | In Stock | |
| OSG-48140314 | M42 | 4.5 | 200 | 32 | 4 | 376 | £737.81 | In Stock | |
| OSG-48140319 | M45 | 4.5 | 220 | 36 | 4 | 376 | £873.70 | In Stock | |
| OSG-48140325 | M48 | 5 | 250 | 36 | 4 | 376 | £1,015.62 | In Stock | |
| OSG-48140337 | M52 | 5 | 250 | 40 | 4 | 376 | £1,340.87 | In Stock | |
| OSG-48140347 | M56 | 5.5 | 250 | 40 | 4 | 376 | £1,481.60 | 1-2 days |
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