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Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - Metric - M14 x 1
| Thread Form | Metric |
| Size | M14 |
| Pitch | 1 |
| Lead | Bottoming Tap (STI) |
| Thread Direction | Right Hand |
| Tolerance | 4H |
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Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - Metric - M14 x 1 is a precision tool engineered to deliver pristine internal threads for Heli-Coil inserts. Designed to create reliable, load‑bearing threads, it’s the must‑have tap for professional thread repair and reinforcement projects.

Key features that matter in real-world work:
- Bottoming (STI) design for full-depth threads: The bottoming profile allows cutting threads all the way to the hole bottom, ensuring the Heli-Coil insert seats perfectly and provides maximum engagement in the finished hole. This is essential when you need a robust, flush installation for critical assemblies.
- Metric size M14 x 1: Precise M14 thread core with a 1 mm pitch, tailored for common metric applications and compatible with standard Heli-Coil inserts. This sizing is a staple in many repair and reinforcement workflows.
- HSS-G construction for durability: Built in high‑speed steel grade (HSSG), the tap is hardened and designed to withstand repeated use in workshop environments, delivering consistent cutting action and long service life.
- Form D bottoming tap design: Engineered for STI/TI (bottoming) applications, this form ensures clean, accurate threads to support secure insert installation and repeatable results.
- Part of a trusted insert repair ecosystem: Baer’s Heli-Coil taps are part of a complete repair system, including thread inserts and installation tools, designed to fix damaged threads and restore original strength in a single, reliable kit.
- Versatile for metal repair and reinforcement: Ideal for repairing stripped or damaged threads in a variety of materials, with the strong hold of Heli-Coil inserts after tapping—helping components regain factory-like strength and service life.
Who benefits most from the Baer Heli Coil Tap? technicians and machinists tackling thread repairs in aluminum and steel parts, automotive professionals restoring threaded holes, and shop technicians who demand repeatable, accurate tapping to support reliable insert installations. Use it to prepare the hole for a Heli-Coil insert, then pair with compatible coils for a reinforced thread that resists wear, vibration, and pullout under load.
Practical tips for best results:
- Match the drill size and tapping depth to the Heli-Coil insert you plan to use, ensuring the final thread depth accommodates the coil and seating surface.
- Keep chips cleared as you progress to prevent binding and ensure crisp thread formation.
- Use appropriate cutting fluid and steady, even pressure to maintain thread quality and prolong tap life.
For professionals who demand reliable, durable thread repair solutions, the Baer Heli Coil Tap — Bottoming Tap (STI) in metric M14 x 1 — delivers dependable performance that helps your components perform like new.
| Thread Form | Metric |
| Size | M14 |
| Pitch | 1 |
| Lead | Bottoming Tap (STI) |
| Thread Direction | Right Hand |
| Tolerance | 4H |
| Tap Diameter (D1) | 15.3 |
| Flute Length (L2) | 32 |
| Overall Length (L1) | 102 |
| Shank Diameter (D2) | 12.5 |
| Square Drive | 10 |
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 - Bottoming Tap (STI) - Metric
View full collection →You are viewing BAER-B3030-1. 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-B3001-1 | M2 | 0.4 | 2.5 | 9.5 | 44.5 | 2.8 | £11.28 | 5 days | |
| BAER-B3003-1 | M2.5 | 0.45 | 3.1 | 11 | 48 | 3.15 | £11.28 | 5 days | |
| BAER-B3005-1 | M3 | 0.5 | 3.6 | 13 | 53 | 4 | £9.92 | 5 days | |
| BAER-B3006-1 | M3.5 | 0.6 | 4.3 | 13 | 53 | 4.5 | £10.84 | 5 days | |
| BAER-B3007-1 | M4 | 0.7 | 4.9 | 16 | 58 | 5 | £9.92 | 5 days | |
| BAER-B3008-1 | M5 | 0.8 | 6 | 19 | 66 | 6.3 | £9.92 | 5 days | |
| BAER-B3009-1 | M6 | 1 | 7.3 | 22 | 72 | 8 | £9.92 | 5 days | |
| BAER-B3010-1 | M7 | 1 | 8.3 | 22 | 72 | 9 | £12.27 | In Stock | |
| BAER-B3011-1 | M8 | 1.25 | 9.6 | 24 | 80 | 10 | £12.27 | 5 days | |
| BAER-B3012-1 | M8 | 1 | 9.3 | 24 | 80 | 10 | £12.27 | 5 days | |
| BAER-B3013-1 | M9 | 1.25 | 10.6 | 25 | 85 | 8 | £15.19 | 5 days | |
| BAER-B3015-1 | M10 | 1.5 | 11.9 | 29 | 89 | 9 | £15.19 | 5 days | |
| BAER-B3016-1 | M10 | 1.25 | 11.6 | 25 | 85 | 8 | £15.19 | 5 days | |
| BAER-B3017-1 | M10 | 1 | 11.3 | 25 | 85 | 8 | £15.19 | 5 days | |
| BAER-B3018-1 | M11 | 1.5 | 12.9 | 29 | 89 | 9 | £17.07 | 5 days | |
| BAER-B3020-1 | M12 | 1.75 | 14.3 | 30 | 95 | 11.2 | £17.07 | 5 days | |
| BAER-B3021-1 | M12 | 1.5 | 14 | 30 | 95 | 11.2 | £20.83 | 5 days | |
| BAER-B3022-1 | M12 | 1.25 | 13.6 | 30 | 95 | 11.2 | £20.83 | 5 days | |
| BAER-B3023-1 | M12 | 1 | 13.3 | 30 | 95 | 11.2 | £21.97 | 5 days | |
| BAER-B3027-1 | M14 | 2 | 16.6 | 32 | 102 | 12.5 | £23.74 | 5 days | |
| BAER-B3028-1 | M14 | 1.5 | 16 | 32 | 102 | 12.5 | £23.74 | 5 days | |
| BAER-B3029-1 | M14 | 1.25 | 15.6 | 32 | 102 | 12.5 | £23.74 | 5 days | |
| BAER-B3030-1 Viewing | M14 | 1 | 15.3 | 32 | 102 | 12.5 | £23.74 | 5 days | |
| BAER-B3033-1 | M16 | 2 | 18.6 | 37 | 112 | 14 | £29.01 | 5 days | |
| BAER-B3034-1 | M16 | 1.5 | 18 | 29 | 104 | 14 | £29.01 | 5 days | |
| BAER-B3035-1 | M18 | 2.5 | 21.3 | 38 | 118 | 16 | £41.30 | 5 days | |
| BAER-B3036-1 | M18 | 2 | 20.6 | 29 | 104 | 14 | £41.30 | 5 days | |
| BAER-B3037-1 | M18 | 1.5 | 20 | 29 | 104 | 14 | £41.30 | 5 days | |
| BAER-B3038-1 | M20 | 2.5 | 23.3 | 38 | 118 | 16 | £45.87 | 5 days | |
| BAER-B3039-1 | M20 | 2 | 22.6 | 33 | 113 | 16 | £45.87 | 5 days | |
| BAER-B3040-1 | M20 | 1.5 | 22 | 33 | 113 | 16 | £45.87 | 5 days | |
| BAER-B3041-1 | M22 | 2.5 | 25.3 | 45 | 130 | 18 | £52.83 | 5 days | |
| BAER-B3042-1 | M22 | 2 | 24.6 | 35 | 120 | 18 | £52.83 | 5 days | |
| BAER-B3043-1 | M22 | 1.5 | 24 | 35 | 120 | 18 | £52.83 | 5 days | |
| BAER-B3044-1 | M24 | 3 | 27.9 | 48 | 138 | 20 | £62.57 | 5 days | |
| BAER-B3045-1 | M24 | 2 | 26.6 | 37 | 127 | 20 | £62.57 | 5 days | |
| BAER-B3046-1 | M24 | 1.5 | 26 | 35 | 120 | 18 | £62.57 | 5 days | |
| BAER-B3049 | M26 | 1.5 | 28 | 37 | 127 | 20 | £115.83 | 5 days | |
| BAER-B3050 | M27 | 3 | 30.9 | 51 | 151 | 22.4 | £115.83 | 5 days | |
| BAER-B3051 | M27 | 2 | 29.6 | 37 | 127 | 20 | £115.83 | 5 days | |
| BAER-B3052 | M27 | 1.5 | 29 | 37 | 127 | 20 | £115.83 | 5 days | |
| BAER-B3053 | M28 | 1.5 | 30 | 37 | 127 | 20 | £115.83 | 5 days | |
| BAER-B3054-1 | M30 | 3.5 | 34.6 | 57 | 162 | 25 | £151.96 | 5 days | |
| BAER-B3055 | M30 | 2 | 32.6 | 37 | 137 | 22.4 | £151.96 | 5 days | |
| BAER-B3056 | M30 | 1.5 | 32 | 37 | 137 | 22.4 | £151.96 | 5 days | |
| BAER-B3057 | M33 | 3.5 | 37.6 | 57 | 162 | 25 | £157.63 | 5 days | |
| BAER-B3058 | M33 | 2 | 35.6 | 37 | 144 | 25 | £157.63 | 5 days | |
| BAER-B3060 | M36 | 4 | 41.2 | 60 | 170 | 28 | £175.72 | 5 days | |
| BAER-B3061 | M36 | 3 | 39.9 | 60 | 170 | 28 | £175.72 | 5 days | |
| BAER-B3062 | M36 | 2 | 38.6 | 39 | 150 | 28 | £175.72 | 5 days | |
| BAER-B3063 | M36 | 1.5 | 38 | 39 | 150 | 28 | £175.72 | 5 days | |
| BAER-B3064-1 | M39 | 4 | 44.2 | 67 | 187 | 31.5 | £269.70 | 5 days | |
| BAER-B3065-1 | M39 | 3 | 42.9 | 39 | 149 | 28 | £229.77 | 5 days |
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