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OSG Threading Tap Metric A- Spiral Flute - LH Powder Metal Left Hand - TiCN Coated - Blind Holes DIN371 - M5 x 1
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Description
OSG Metric A-Spiral Flute Threading Tap, LH (Left-Hand), M5 x 1, is engineered for precise blind-hole threading. Crafted from high-grade Powder Metal and TiCN coated, this tap delivers durable performance and reliable cutting in challenging blind-hole applications.
- Thread format: Metric M5 x 1 with A-Spiral Flute design, optimized for left-hand threads in blind holes (DIN371 compliant).
- Material: Powder Metal construction for enhanced hardness and wear resistance.
- Coating: TiCN coating to reduce friction and extend tool life.
- Flute design: A-Spiral flute provides efficient chip evacuation in confined blind-hole environments, minimizing clogging and insipient binding.
- Hand orientation: Left-hand ( LH) threading capability for specific assembly needs or reverse-threading operations.
- Application: Suitable for a variety of materials where precise blind-hole threads are required and chip control is critical.
Designed for professional machinists, this tap helps achieve clean, accurate threads in hard-to-reach blind holes. The combination of a powder-metal substrate and TiCN coating supports long tool life, while the spiral flute and left-hand geometry deliver dependable cutting performance with reduced risk of clogging. Ideal for production runs and repair work that demand consistent thread quality with minimal rework.
Part Numbers
- Protool Part Number
- OSG-48217155
- 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- Spiral Flute - LH Powder Metal Left Hand - TiCN Coated - Blind Holes
View full collection →You are viewing OSG-48217155. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Overall Length | Shank Diameter | Flutes | DIN | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OSG-48217138 | M3 | 0.5 | 56 | 3.5 | 3 | 371 | £50.61 | In Stock | |
| OSG-48217144 | M4 | 0.7 | 63 | 4.5 | 3 | 371 | £51.80 | In Stock | |
| OSG-48217149 | M5 | 0.8 | 70 | 6 | 3 | 371 | £33.31 | In Stock | |
| OSG-48217155 Viewing | M5 | 1 | 80 | 6 | 3 | 371 | £53.89 | In Stock | |
| OSG-48217161 | M8 | 1.25 | 90 | 8 | 3 | 371 | £64.68 | In Stock | |
| OSG-48217169 | M10 | 1.5 | 100 | 10 | 3 | 371 | £78.91 | In Stock | |
| OSG-48217179 | M12 | 1.75 | 110 | 9 | 3 | 376 | £99.41 | In Stock | |
| OSG-48217191 | M14 | 2 | 110 | 11 | 3 | 376 | £118.45 | In Stock | |
| OSG-48217202 | M16 | 2 | 110 | 12 | 3 | 376 | £139.26 | In Stock | |
| OSG-48217214 | M18 | 2.5 | 125 | 14 | 4 | 376 | £188.12 | In Stock | |
| OSG-48217228 | M20 | 2.5 | 140 | 16 | 4 | 376 | £222.85 | In Stock | |
| OSG-48217238 | M22 | 2.5 | 140 | 18 | 4 | 376 | £243.34 | In Stock | |
| OSG-48217247 | M24 | 3 | 160 | 18 | 4 | 376 | £298.78 | In Stock |
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