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OSG Threading Tap - BSPT Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 1 x 11
| Form | BSPT |
| Size | 1 |
| Pitch | 11 |
| Flute Length | 33 |
| Shank Diameter | 25 |
| Overall Length | 109 |
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Engineered for precise BSPT threading in blind holes, the OSG Spiral Flute Threading Tap delivers reliable, high-accuracy BSPT threads with dependable durability. Crafted from HSS-E cobalt and finished in a Steam Oxide coating, this tap is built to withstand demanding cuts and extended tool life.
- Brand: OSG — a trusted name in precision threading tools.
- Threading type: BSPT (British Standard Pipe Taper) for standard pipe connections.
- Flute design: Spiral flute geometry enhances chip evacuation in blind-hole applications, reducing binding and improving surface finish.
- Material: HSS-E cobalt alloy for superior hardness and heat resistance during tough tapping tasks.
- Coating: Steam Oxide coating provides lubricity, corrosion resistance, and longer edge life.
- Size: 1 x 11 — specified tap size for BSPT threading in blind holes.
- Application: Ideal for tapping BSPT threads in blind holes within steel, cast iron, and other common metal workpieces.
This tap enables clean, accurate BSPT threads with consistent tolerances, even in deeper blind holes. The combination of the cobalt-enhanced HSS and steam-oxide coating minimizes wear and heat buildup, helping maintain thread integrity across production runs. A dependable choice for maintenance, fabrications, and plumbing fittings where durable, precise BSPT threads are essential.
| Form | BSPT |
| Size | 1 |
| Pitch | 11 |
| Flute Length | 33 |
| Shank Diameter | 25 |
| Overall Length | 109 |
| Substrate | HSS-E |
| Style | Spiral Flute |
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 - BSP Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole
View full collection →You are viewing OSG-22618454. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Flute Length | Shank Diameter | Overall Length | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OSG-22418004 | 1/8 | 28 | 15 | 8 | 59 | £29.55 | In Stock | |
| OSG-22418014 | 1/4 | 19 | 19 | 10 | 67 | £44.30 | In Stock | |
| OSG-22418024 | 3/8 | 19 | 21 | 12.5 | 75 | £61.69 | In Stock | |
| OSG-22418034 | 1/2 | 14 | 26 | 16 | 87 | £93.00 | In Stock | |
| OSG-22418044 | 5/8 | 14 | 26 | 18 | 91 | £116.01 | In Stock | |
| OSG-22418054 | 3/4 | 14 | 28 | 20 | 96 | £121.67 | In Stock | |
| OSG-22418074 | 1 | 11 | 33 | 25 | 109 | £217.29 | In Stock | |
| OSG-22618384 | 1/8 | 28 | 15 | 8 | 59 | £84.29 | In Stock | |
| OSG-22618394 | 1/4 | 19 | 19 | 10 | 67 | £107.76 | In Stock | |
| OSG-22618404 | 3/8 | 19 | 21 | 12.5 | 75 | £130.36 | In Stock | |
| OSG-22618414 | 1/2 | 14 | 26 | 16 | 87 | £159.91 | In Stock | |
| OSG-22618434 | 3/4 | 14 | 28 | 20 | 96 | £238.15 | 1-2 days | |
| OSG-22618454 Viewing | 1 | 11 | 33 | 25 | 109 | £319.85 | 1-2 days | |
| OSG-22638764 | 1/8 | 27 | 0.75 | 0.318 | 2.1/8 | £84.29 | In Stock | |
| OSG-22638774 | 1/4 | 18 | 1.1/16 | 0.429 | 2.7/16 | £107.76 | In Stock | |
| OSG-22638784 | 3/8 | 18 | 1.1/16 | 5.542 | 3.3/16 | £130.36 | In Stock | |
| OSG-22638794 | 1/2 | 14 | 1.3/8 | 0.687 | 3.1/8 | £159.91 | In Stock | |
| OSG-22638804 | 3/4 | 14 | 1.3/8 | 0.906 | 3.1/4 | £238.15 | 1-2 days | |
| OSG-22638814 | 1 | 11.5 | 1.3/4 | 1.125 | 3.3/4 | £319.85 | 1-2 days |
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