Dispatch Hours
Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).
- Mon – Thurs8:00 – 17:00
- Friday8:00 – 16:30
- Sat & SunClosed
VCOIL
|
Authorised UK Distributor
VCOIL Plug Gauges UNF (STI)
Welcome to our comprehensive collection of Heli-Coil gauges, proudly brought to you by VCOIL. These essential tools are the backbone of precision threading and thread repair. Explore our range of gauges, including double-ended, GO, and NOGO options, designed to meet your specific needs.
Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| TC-19823 | No. 4 | 48 | £102.03 | In Stock |
|
| TC-19824 | No. 6 | 40 | £102.03 | In Stock |
|
| TC-19825 | No. 8 | 36 | £98.05 | In Stock |
|
| TC-19826 | No. 10 | 32 | £98.05 | 7 days |
|
| TC-19827 | 1/4 | 28 | £95.40 | 7 days |
|
| TC-19828 | 5/16 | 24 | £99.38 | 7 days |
|
| TC-19829 | 3/8 | 24 | £103.35 | 7 days |
|
| TC-19830 | 7/16 | 20 | £108.65 | In Stock |
|
| TC-19831 | 1/2 | 20 | £113.95 | 7 days |
|
| TC-19832 | 9/16 | 18 | £123.23 | In Stock |
|
| TC-19833 | 5/8 | 18 | £137.80 | In Stock |
|
| TC-19834 | 3/4 | 16 | £169.60 | 7 days |
|
| TC-19835 | 7/8 | 14 | £184.18 | 7 days |
|
| TC-19836 | 1 | 12 | £221.28 | 7 days |
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| TC-19837 | 1 | 14 | £221.28 | 7 days |
|
| TC-19838 | 1.1/8 | 12 | £221.28 | 7 days |
|
| TC-19839 | 1.1/4 | 12 | £257.05 | 7 days |
|
| TC-19840 | 1.3/8 | 12 | £166.95 | 7 days |
|
| TC-19841 | 1.3/8 | 12 | £166.95 | 7 days |
|
| TC-19842 | 1.1/2 | 12 | £194.78 | 7 days |
|
| TC-19843 | 1.1/2 | 12 | £194.78 | 7 days |
|
| TC-19923 | No. 4 | 48 | £121.90 | 7 days |
|
| TC-19924 | No. 6 | 40 | £121.90 | 7 days |
|
| TC-19925 | No. 8 | 36 | £116.60 | 7 days |
|
| TC-19926 | No. 10 | 32 | £116.60 | 7 days |
|
| TC-19927 | 1/4 | 28 | £115.28 | 7 days |
|
| TC-19928 | 5/16 | 24 | £119.25 | 7 days |
|
| TC-19929 | 3/8 | 24 | £123.23 | 7 days |
|
| TC-19930 | 7/16 | 20 | £129.85 | 7 days |
|
| TC-19931 | 1/2 | 20 | £136.48 | 7 days |
|
| TC-19932 | 9/16 | 18 | £148.40 | 7 days |
|
| TC-19933 | 5/8 | 18 | £165.63 | 7 days |
|
| TC-19934 | 3/4 | 16 | £202.73 | 7 days |
|
| TC-19935 | 7/8 | 14 | £221.28 | 7 days |
|
| TC-19936 | 1 | 12 | £265.00 | 7 days |
|
| TC-19937 | 1 | 14 | £265.00 | 7 days |
|
| TC-19938 | 1.1/8 | 12 | £265.00 | 7 days |
|
| TC-19939 | 1.1/4 | 12 | £308.73 | 7 days |
|
| TC-19940 | 1.3/8 | 12 | £201.40 | 7 days |
|
| TC-19941 | 1.3/8 | 12 | £201.40 | 7 days |
|
| TC-19942 | 1.1/2 | 12 | £234.53 | 7 days |
|
| TC-19943 | 1.1/2 | 12 | £234.53 | 7 days |
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Built around the way engineers work
Fast dispatch, clear delivery options and a friendly technical team on the end of the phone.
UK Delivery
FREE next day delivery on mainland UK orders over £50 ex VAT
| Service | Cost |
|---|---|
| Royal Mail Tracked 24 | £5.90 |
| DPD Standard Next Day | £8.00 |
| Royal Mail Special Delivery by 1pm | £12.50 |
| DPD Saturday Delivery | £25.00 |
Saturday delivery available on orders placed before 4pm Friday. T&Cs and geographical exclusions apply (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands & others) — see our delivery page for full details.
Easy Returns
If an item isn't right, sending it back is simple and hassle-free.
Read our returns policy →Need Technical Help?
Our specialist team can advise on tooling choice, specifications and compatibility.
01732 887334 info@protool-ltd.co.ukMon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30
