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Baer Heli Coil Tap - Wire Thread Insert - Spiral Point Tap (STI) - Metric - M14 x 2
| Thread Form | Metric |
| Size | M14 |
| Pitch | 2 |
| Lead | Spiral Point Tap (STI) |
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Description

Why this Heli Coil Tap stands out
- Precision-ground geometry ensures straight, accurately pitched threads every time, reducing cross-threading and helping you coax existing holes back to factory specs without guesswork.
- Spiral point (STI) flute design facilitates smooth chip evacuation and cooler cutting, which translates to longer tool life and fewer obstructions in the hole as you work.
- Metric reliability in M14 x 2 guarantees compatibility with standard repair kits and inserts, so you can tackle a wide range of equipment—from automotive to industrial machinery—without hunting for exotic sizes.
- Robust construction built for repeated use in harsh workshop environments. The tool maintains its cutting edge through demanding repairs, making it a dependable addition to any kit.
- Efficient workflow the tap is designed to create ready-to-install threads for coil inserts, enabling firm, vibration-resistant threads that resist pull-out and stripping under load.
Ideal use cases
- Repairing stripped or damaged threads in steel, cast iron, aluminum, and other common engineering materials.
- Reinforcing critical holes where high-duty fasteners experience frequent removal and reinstallation.
- Preparing holes for Heli-Coil inserts in maintenance, repairs, and rebuild projects on machinery, automotive components, and equipment housings.
What problems it solves
- Prevents costly thread failures by restoring original thread geometry, restoring clamp load and fastener integrity.
- Eliminates guesswork in selecting thread repair options, providing a single, reliable tool for M14 x 2 repairs.
- Minimizes downtime with fast, accurate tapping that reduces the risk of misaligned inserts and a wobbly fit.
Practical tips for best results
- Clean the hole and remove debris before tapping to ensure true thread formation.
- Apply a light cutting lubricant or oil to reduce heat and extend tool life during the cut.
- Keep the tap square to the hole and use steady, even pressure; avoid forcing the tool, which can cause galling or misalignment.
- After tapping, deburr the hole and chase the threads lightly with the appropriate tap to finalize alignment before installing the coil insert.
- Pair with a compatible installation tool and the correct Heli-Coil insert size to maximize grip and load distribution.
Specifications at a glance
- Product type: Heli Coil Tap for spiral insert installation (STI)
- Material: high-precision steel with wear-resistant construction
- Thread type: metric, M14 x 2
- Intended use: internal thread repair and reinforcement with spiral coil inserts
- Compatibility: ideal for a wide range of metals encountered in automotive, industrial, and workshop environments
With the Baer Heli Coil Tap, you’re not just repairing threads—you’re restoring confidence in every fastener. Its precise geometry, durable construction, and alignment-friendly design make it a smart investment for professionals and serious DIYers who demand repeatable, trustworthy results in every repair.
Part Numbers
- Protool Part Number
- BAER-B3527
- Brand
- BAER
- Category
- Heli Coil Tap
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
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: Baer Heli Coil Taps - Wire Thread Insert - Spiral Point Tap (STI) - Metric
View full collection →You are viewing BAER-B3527. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Tap Diameter (D1) | Flute Length (L2) | Overall Length (L1) | Shank Diameter (D2) | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| BAER-B3505 | M3 | 0.5 | 3.6 | 13 | 53 | 4 | £17.55 | 5 days | |
| BAER-B3506 | M3.5 | 0.6 | 4.3 | 13 | 53 | 4.5 | £17.55 | 5 days | |
| BAER-B3507 | M4 | 0.7 | 4.9 | 16 | 58 | 5 | £18.69 | 5 days | |
| BAER-B3508 | M5 | 0.8 | 6 | 19 | 66 | 6.3 | £18.69 | 5 days | |
| BAER-B3509 | M6 | 1 | 7.3 | 22 | 72 | 8 | £18.69 | 5 days | |
| BAER-B3510 | M7 | 1 | 8.3 | 22 | 72 | 9 | £24.89 | 5 days | |
| BAER-B3511 | M8 | 1.25 | 9.6 | 24 | 80 | 10 | £26.84 | 5 days | |
| BAER-B3512 | M8 | 1 | 9.3 | 24 | 80 | 10 | £26.84 | 5 days | |
| BAER-B3515 | M10 | 1.5 | 11.9 | 29 | 89 | 9 | £31.70 | 5 days | |
| BAER-B3517 | M10 | 1 | 11.3 | 25 | 85 | 8 | £31.70 | 5 days | |
| BAER-B3520 | M12 | 1.75 | 14.3 | 30 | 95 | 11.2 | £34.14 | 5 days | |
| BAER-B3521 | M12 | 1.5 | 14 | 30 | 95 | 11.2 | £42.29 | 5 days | |
| BAER-B3522 | M12 | 1.25 | 13.6 | 30 | 95 | 11.2 | £42.29 | 5 days | |
| BAER-B3527 Viewing | M14 | 2 | 16.6 | 32 | 102 | 12.5 | £42.29 | 5 days | |
| BAER-B3528 | M14 | 1.5 | 16 | 32 | 102 | 12.5 | £47.16 | 5 days | |
| BAER-B3529 | M14 | 1.25 | 15.6 | 32 | 102 | 12.5 | £47.16 | 5 days | |
| BAER-B3533 | M16 | 2 | 18.6 | 37 | 112 | 14 | £63.42 | 5 days |
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