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OSG Threading Tap - BA Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 8BA
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Description
The OSG BA Spiral Flute Threading Tap in 8BA is a precision tapping tool designed for blind-hole applications, delivering clean, accurate 8BA threads in tight spaces. Built for small-scale machining and delicate assemblies, it combines durable materials with an advanced coating for reliable, long-lasting performance.
- Size: 8BA threading for compact, fine-thread applications
- Flute Type: Spiral flute geometry for efficient chip evacuation in blind holes
- Material: HSS-E (high-speed steel with cobalt) for greater hardness and heat resistance
- Coating: Steam oxide coating to reduce friction, improve wear resistance, and extend tool life
- Application: Optimized for blind-hole tapping to minimize chip interference and maintain thread quality
- Brand & Technology: OSG threading technology renowned for precision and consistency
The combination of a cobalt-infused substrate and steam-oxide finish delivers robust performance in demanding materials and higher cutting temperatures. The spiral flute aids continuous chip removal, helping you maintain a clean thread and reduce tool binding during deep or restricted-depth tapping. This tap is designed to produce repeatable 8BA threads with tight tolerances, improving assembly reliability in small components, precision housings, and instrumentation enclosures. When you choose this OSG tap, you’re investing in a tool that prioritizes accuracy, longevity, and dependable results for critical machining tasks.
Part Numbers
- Protool Part Number
- OSG-22209180
- 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 - BA Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole
View full collection →You are viewing OSG-22209180. Click any other SKU to view its full details.
| Product SKU | Size | Flute Length | Shank Diameter | Overall Length | Price | Stock | Order |
|---|---|---|---|---|---|---|---|
| OSG-22209100 | 0BA | 19 | 6.3 | 66 | £21.71 | In Stock | |
| OSG-22209110 | 1BA | 17 | 5.6 | 62 | £31.71 | In Stock | |
| OSG-22209120 | 2BA | 16 | 5 | 58 | £20.41 | In Stock | |
| OSG-22209130 | 3BA | 13 | 4.5 | 53 | £31.71 | In Stock | |
| OSG-22209140 | 4BA | 13 | 3.55 | 50 | £20.41 | In Stock | |
| OSG-22209150 | 5BA | 11 | 3.15 | 48 | £31.71 | In Stock | |
| OSG-22209160 | 6BA | 9.5 | 2.8 | 44.5 | £23.03 | In Stock | |
| OSG-22209170 | 7BA | 9.5 | 2.8 | 44.5 | £51.26 | 1-2 days | |
| OSG-22209180 Viewing | 8BA | 9.5 | 2.8 | 44.5 | £34.78 | In Stock | |
| OSG-22209190 | 9BA | 8 | 2.5 | 41 | £96.45 | 1-2 days | |
| OSG-22209200 | 10BA | 8 | 2.5 | 41 | £71.26 | In Stock |
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