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Wiseman Threading Tools Taper Lead Metric HSS Tap Right Hand - M20x1.5
| Thread Form | Metric |
| Size | M20 |
| Pitch | 1.5 |
| Tap Type | Taper Lead Tap |
| Thread Direction | Right Hand |
Learn more about Klarna
Description
The Wiseman Threading Tools Taper Lead Metric HSS Tap Right Hand - M20x1.5 is a precision internal-threading tool designed for dependable, accurate results in metalworking projects. Built as a taper-lead tap, it starts threads more smoothly and aligns quickly with the hole, helping you avoid cross-threading and misalignment while you cut the new M20x1.5 threads. This right-hand, uncoated tap follows ISO 529 dimensions, ensuring compatibility with standard metric threads and predictable performance across common metals.

Key features that matter in real-world tapping
- Material and construction: High-speed steel (HSS) ground thread tap for durability and sharp cutting edges that hold up under repeated use.
- Lead design: Taper lead provides a gentle entry into the hole, promoting clean thread formation and easier starting alignment.
- Coating: Uncoated surface for straightforward, consistent cutting performance and compatibility with standard lubricants or cutting fluids.
- Thread direction and geometry: Right-hand thread with ISO 529-compliant dimensions, delivering reliable engagement with standard metric holes.
- Size and purpose: M20x1.5 metric thread, a general-purpose tapping solution suitable for a wide range of metalworking applications.
Who will benefit
Ideal for machinists, fabricators, hobbyists, and maintenance technicians who need dependable internal threads in enclosures, brackets, or mechanical housings. Whether you’re assembling machinery, repairing components, or prototyping a metal project, this Wiseman tap provides consistent thread quality and repeatable results.
Use cases and practical applications
- Fabrication of metric assemblies in steel, aluminum, or similar metals requiring M20x1.5 threads.
- Repair or refurbishment of equipment housings where precise, clean threads are essential for reliable fastener engagement.
- Prototyping projects that demand accurate threading with predictable fit between mating parts.
Tips for best results
To maximize performance, use standard tapping practices appropriate for HSS tools and ensure your workpiece is properly supported. Start with the taper lead to guide the tap into the hole, then maintain steady, even pressure as you cut. Clear chips regularly and use appropriate lubrication to extend tool life and achieve clean thread formation. This tap is designed for general-purpose use, delivering dependable results across a variety of metalworking scenarios.
Part Numbers
- Protool Part Number
- T14754T
- Brand
- Wiseman
- Category
- Hand Tap
Delivery
Free UK mainland delivery on orders over £50 ex VAT. Orders placed before 3pm on in-stock items 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: Wiseman Threading Tools Taper Lead Metric HSS Taps
View full collection →You are viewing T14754T. Click any other SKU to view its full details.
| Product SKU | Thread Form | Size | Pitch | Tap Type | Thread Direction | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| T10034T | Metric | M1.4 | 0.3 | Taper Lead Tap | Right Hand | £14.62 | 1-2 days | |
| T10054T | Metric | M1.6 | 0.35 | Taper Lead Tap | Right Hand | £14.62 | 1-2 days | |
| T10154T | Metric | M2 | 0.4 | Taper Lead Tap | Right Hand | £6.49 | 1-2 days | |
| T10254T | Metric | M2.2 | 0.45 | Taper Lead Tap | Right Hand | £7.84 | 1-2 days | |
| T10404T | Metric | M2.5 | 0.45 | Taper Lead Tap | Right Hand | £5.28 | 1-2 days | |
| T10504T | Metric | M3 | 0.35 | Taper Lead Tap | Right Hand | £8.19 | 1-2 days | |
| T10554T | Metric | M3 | 0.5 | Taper Lead Tap | Right Hand | £3.57 | 1-2 days | |
| T10754T | Metric | M3.5 | 0.6 | Taper Lead Tap | Right Hand | £3.85 | 1-2 days | |
| T10794T | Metric | M4 | 0.35 | Taper Lead Tap | Right Hand | £16.87 | 1-2 days | |
| T10804T | Metric | M4 | 0.5 | Taper Lead Tap | Right Hand | £7.38 | 1-2 days | |
| T10854T | Metric | M4 | 0.7 | Taper Lead Tap | Right Hand | £3.28 | 1-2 days | |
| T10954T | Metric | M4.5 | 0.5 | Taper Lead Tap | Right Hand | £8.57 | 1-2 days | |
| T11004T | Metric | M4.5 | 0.75 | Taper Lead Tap | Right Hand | £5.80 | 1-2 days | |
| T11054T | Metric | M5 | 0.5 | Taper Lead Tap | Right Hand | £8.57 | 1-2 days | |
| T11104T | Metric | M5 | 0.75 | Taper Lead Tap | Right Hand | £17.75 | 1-2 days | |
| T11154T | Metric | M5 | 0.8 | Taper Lead Tap | Right Hand | £3.47 | 1-2 days | |
| T11304T | Metric | M6 | 0.5 | Taper Lead Tap | Right Hand | £24.85 | 1-2 days | |
| T11354T | Metric | M6 | 0.75 | Taper Lead Tap | Right Hand | £6.01 | 1-2 days | |
| T11404T | Metric | M6 | 1 | Taper Lead Tap | Right Hand | £3.43 | 1-2 days | |
| T11504T | Metric | M7 | 0.5 | Taper Lead Tap | Right Hand | £9.14 | 1-2 days | |
| T11554T | Metric | M7 | 0.75 | Taper Lead Tap | Right Hand | £9.14 | 1-2 days | |
| T11604T | Metric | M7 | 1 | Taper Lead Tap | Right Hand | £7.02 | 1-2 days | |
| T11654T | Metric | M7 | 1.25 | Taper Lead Tap | Right Hand | £9.14 | 1-2 days | |
| T11754T | Metric | M8 | 0.5 | Taper Lead Tap | Right Hand | £20.86 | 1-2 days | |
| T11804T | Metric | M8 | 0.75 | Taper Lead Tap | Right Hand | £9.66 | 1-2 days | |
| T11854T | Metric | M8 | 1 | Taper Lead Tap | Right Hand | £7.38 | 1-2 days | |
| T11904T | Metric | M8 | 1.25 | Taper Lead Tap | Right Hand | £4.27 | 1-2 days | |
| T12004T | Metric | M9 | 0.5 | Taper Lead Tap | Right Hand | £10.44 | 1-2 days | |
| T12054T | Metric | M9 | 0.75 | Taper Lead Tap | Right Hand | £10.44 | 1-2 days | |
| T12104T | Metric | M9 | 1 | Taper Lead Tap | Right Hand | £10.44 | 1-2 days | |
| T12154T | Metric | M9 | 1.25 | Taper Lead Tap | Right Hand | £8.72 | 1-2 days | |
| T12304T | Metric | M10 | 0.75 | Taper Lead Tap | Right Hand | £9.81 | 1-2 days | |
| T12404T | Metric | M10 | 1 | Taper Lead Tap | Right Hand | £9.66 | 1-2 days | |
| T12454T | Metric | M10 | 1.25 | Taper Lead Tap | Right Hand | £9.66 | 1-2 days | |
| T12504T | Metric | M10 | 1.5 | Taper Lead Tap | Right Hand | £5.13 | 1-2 days | |
| T12654T | Metric | M11 | 1 | Taper Lead Tap | Right Hand | £31.53 | 1-2 days | |
| T12704T | Metric | M11 | 1.25 | Taper Lead Tap | Right Hand | £21.24 | 1-2 days | |
| T12754T | Metric | M11 | 1.5 | Taper Lead Tap | Right Hand | £11.72 | 1-2 days | |
| T12854T | Metric | M12 | 0.5 | Taper Lead Tap | Right Hand | £21.24 | 1-2 days | |
| T12904T | Metric | M12 | 0.75 | Taper Lead Tap | Right Hand | £22.35 | 1-2 days | |
| T12954T | Metric | M12 | 1 | Taper Lead Tap | Right Hand | £21.21 | 1-2 days | |
| T13004T | Metric | M12 | 1.25 | Taper Lead Tap | Right Hand | £11.93 | 1-2 days | |
| T13054T | Metric | M12 | 1.5 | Taper Lead Tap | Right Hand | £11.93 | 1-2 days | |
| T13104T | Metric | M12 | 1.75 | Taper Lead Tap | Right Hand | £7.50 | 1-2 days | |
| T13204T | Metric | M13 | 1 | Taper Lead Tap | Right Hand | £26.13 | 1-2 days | |
| T13304T | Metric | M13 | 1.5 | Taper Lead Tap | Right Hand | £26.13 | 1-2 days | |
| T13354T | Metric | M13 | 1.75 | Taper Lead Tap | Right Hand | £26.13 | 1-2 days | |
| T13454T | Metric | M14 | 0.75 | Taper Lead Tap | Right Hand | £30.16 | 1-2 days | |
| T13504T | Metric | M14 | 1 | Taper Lead Tap | Right Hand | £18.04 | 1-2 days | |
| T13554T | Metric | M14 | 1.25 | Taper Lead Tap | Right Hand | £18.04 | 1-2 days | |
| T13604T | Metric | M14 | 1.5 | Taper Lead Tap | Right Hand | £13.36 | 1-2 days | |
| T13624T | Metric | M14 | 1.75 | Taper Lead Tap | Right Hand | £13.36 | 1-2 days | |
| T13654T | Metric | M14 | 2 | Taper Lead Tap | Right Hand | £9.03 | 1-2 days | |
| T13704T | Metric | M15 | 1 | Taper Lead Tap | Right Hand | £25.60 | 1-2 days | |
| T13754T | Metric | M15 | 1.5 | Taper Lead Tap | Right Hand | £25.60 | 1-2 days | |
| T13804T | Metric | M15 | 1.75 | Taper Lead Tap | Right Hand | £25.60 | 1-2 days | |
| T13904T | Metric | M16 | 1 | Taper Lead Tap | Right Hand | £30.62 | 1-2 days | |
| T13954T | Metric | M16 | 1.25 | Taper Lead Tap | Right Hand | £27.68 | 1-2 days | |
| T14004T | Metric | M16 | 1.5 | Taper Lead Tap | Right Hand | £16.43 | 1-2 days | |
| T14054T | Metric | M16 | 1.75 | Taper Lead Tap | Right Hand | £16.95 | 1-2 days | |
| T14104T | Metric | M16 | 2 | Taper Lead Tap | Right Hand | £10.76 | 1-2 days | |
| T14154T | Metric | M17 | 1 | Taper Lead Tap | Right Hand | £19.03 | 1-2 days | |
| T14304T | Metric | M18 | 1 | Taper Lead Tap | Right Hand | £23.21 | 1-2 days | |
| T14354T | Metric | M18 | 1.25 | Taper Lead Tap | Right Hand | £23.21 | 1-2 days | |
| T14404T | Metric | M18 | 1.5 | Taper Lead Tap | Right Hand | £23.21 | 1-2 days | |
| T14454T | Metric | M18 | 2 | Taper Lead Tap | Right Hand | £38.81 | 1-2 days | |
| T14504T | Metric | M18 | 2.5 | Taper Lead Tap | Right Hand | £16.74 | 1-2 days | |
| T14654T | Metric | M20 | 1 | Taper Lead Tap | Right Hand | £28.06 | 1-2 days | |
| T14704T | Metric | M20 | 1.25 | Taper Lead Tap | Right Hand | £28.06 | 1-2 days | |
| T14754T Viewing | Metric | M20 | 1.5 | Taper Lead Tap | Right Hand | £26.93 | 1-2 days | |
| T14804T | Metric | M20 | 2 | Taper Lead Tap | Right Hand | £45.18 | 1-2 days | |
| T14854T | Metric | M20 | 2.5 | Taper Lead Tap | Right Hand | £18.93 | 1-2 days | |
| T15054T | Metric | M22 | 1 | Taper Lead Tap | Right Hand | £37.45 | 1-2 days | |
| T15104T | Metric | M22 | 1.25 | Taper Lead Tap | Right Hand | £37.45 | 1-2 days | |
| T15154T | Metric | M22 | 1.5 | Taper Lead Tap | Right Hand | £37.45 | 1-2 days | |
| T15254T | Metric | M22 | 2 | Taper Lead Tap | Right Hand | £37.45 | 1-2 days | |
| T15304T | Metric | M22 | 2.5 | Taper Lead Tap | Right Hand | £22.60 | 1-2 days | |
| T15454T | Metric | M24 | 1 | Taper Lead Tap | Right Hand | £52.86 | 1-2 days | |
| T15504T | Metric | M24 | 1.25 | Taper Lead Tap | Right Hand | £52.86 | 1-2 days | |
| T15554T | Metric | M24 | 1.5 | Taper Lead Tap | Right Hand | £52.86 | 1-2 days | |
| T15604T | Metric | M24 | 2 | Taper Lead Tap | Right Hand | £44.90 | 1-2 days | |
| T15654T | Metric | M24 | 3 | Taper Lead Tap | Right Hand | £28.86 | 1-2 days | |
| T15704T | Metric | M25 | 1 | Taper Lead Tap | Right Hand | £45.05 | 1-2 days | |
| T15754T | Metric | M25 | 1.5 | Taper Lead Tap | Right Hand | £45.05 | 1-2 days | |
| T15804T | Metric | M25 | 2 | Taper Lead Tap | Right Hand | £53.41 | 1-2 days | |
| T15854T | Metric | M26 | 1 | Taper Lead Tap | Right Hand | £53.41 | 1-2 days | |
| T15904T | Metric | M26 | 1.5 | Taper Lead Tap | Right Hand | £53.41 | 1-2 days | |
| T16004T | Metric | M27 | 1 | Taper Lead Tap | Right Hand | £53.41 | 1-2 days | |
| T16054T | Metric | M27 | 1.5 | Taper Lead Tap | Right Hand | £53.41 | 1-2 days | |
| T16104T | Metric | M27 | 2 | Taper Lead Tap | Right Hand | £53.41 | 1-2 days | |
| T16154T | Metric | M27 | 3 | Taper Lead Tap | Right Hand | £48.81 | 1-2 days | |
| T16254T | Metric | M28 | 1.5 | Taper Lead Tap | Right Hand | £62.77 | 1-2 days | |
| T16304T | Metric | M28 | 2 | Taper Lead Tap | Right Hand | £62.77 | 1-2 days | |
| T16454T | Metric | M30 | 1 | Taper Lead Tap | Right Hand | £76.97 | 1-2 days | |
| T16504T | Metric | M30 | 1.5 | Taper Lead Tap | Right Hand | £84.49 | 1-2 days | |
| T16554T | Metric | M30 | 2 | Taper Lead Tap | Right Hand | £84.49 | 1-2 days | |
| T16604T | Metric | M30 | 3 | Taper Lead Tap | Right Hand | £84.49 | 1-2 days | |
| T16654T | Metric | M30 | 3.5 | Taper Lead Tap | Right Hand | £47.40 | 1-2 days | |
| T16854T | Metric | M32 | 1.5 | Taper Lead Tap | Right Hand | £97.72 | 1-2 days | |
| T16904T | Metric | M32 | 2 | Taper Lead Tap | Right Hand | £97.72 | 1-2 days | |
| T17004T | Metric | M33 | 1.5 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17054T | Metric | M33 | 2 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17104T | Metric | M33 | 3 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17154T | Metric | M33 | 3.5 | Taper Lead Tap | Right Hand | £83.79 | 1-2 days | |
| T17254T | Metric | M34 | 1.5 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17404T | Metric | M35 | 1.5 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17554T | Metric | M36 | 1.5 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17604T | Metric | M36 | 2 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17654T | Metric | M36 | 3 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T17704T | Metric | M36 | 4 | Taper Lead Tap | Right Hand | £70.90 | 1-2 days | |
| T18004T | Metric | M38 | 1.5 | Taper Lead Tap | Right Hand | £110.99 | 1-2 days | |
| T18154T | Metric | M39 | 1.5 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18204T | Metric | M39 | 2 | Taper Lead Tap | Right Hand | £105.42 | 1-2 days | |
| T18254T | Metric | M39 | 3 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18304T | Metric | M39 | 4 | Taper Lead Tap | Right Hand | £105.42 | 1-2 days | |
| T18404T | Metric | M40 | 1.5 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18454T | Metric | M40 | 2 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18504T | Metric | M40 | 3 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18704T | Metric | M42 | 1.5 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18754T | Metric | M42 | 2 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18804T | Metric | M42 | 3 | Taper Lead Tap | Right Hand | £138.67 | 1-2 days | |
| T18854T | Metric | M42 | 4.5 | Taper Lead Tap | Right Hand | £129.34 | 1-2 days | |
| T19254T | Metric | M45 | 1.5 | Taper Lead Tap | Right Hand | £168.82 | 1-2 days | |
| T19304T | Metric | M45 | 2 | Taper Lead Tap | Right Hand | £168.82 | 1-2 days | |
| T19354T | Metric | M45 | 3 | Taper Lead Tap | Right Hand | £168.82 | 1-2 days | |
| T19404T | Metric | M45 | 4.5 | Taper Lead Tap | Right Hand | £166.74 | 1-2 days | |
| T19554T | Metric | M48 | 1.5 | Taper Lead Tap | Right Hand | £193.31 | 1-2 days | |
| T19604T | Metric | M48 | 2 | Taper Lead Tap | Right Hand | £193.31 | 1-2 days | |
| T19654T | Metric | M48 | 3 | Taper Lead Tap | Right Hand | £193.31 | 1-2 days | |
| T19684T | Metric | M48 | 5 | Taper Lead Tap | Right Hand | £181.82 | 1-2 days | |
| T19734T | Metric | M50 | 1.5 | Taper Lead Tap | Right Hand | £198.20 | 1-2 days | |
| T19744T | Metric | M50 | 2 | Taper Lead Tap | Right Hand | £198.73 | 1-2 days | |
| T19784T | Metric | M52 | 2 | Taper Lead Tap | Right Hand | £211.01 | 1-2 days | |
| T19794T | Metric | M52 | 3 | Taper Lead Tap | Right Hand | £211.56 | 1-2 days | |
| T19804T | Metric | M52 | 5 | Taper Lead Tap | Right Hand | £202.00 | 1-2 days | |
| T19824T | Metric | M56 | 5.5 | Taper Lead Tap | Right Hand | £254.34 | 1-2 days | |
| T19834T | Metric | M60 | 2 | Taper Lead Tap | Right Hand | £320.04 | 1-2 days | |
| T19844T | Metric | M60 | 3 | Taper Lead Tap | Right Hand | £320.04 | 1-2 days | |
| T19854T | Metric | M60 | 5.5 | Taper Lead Tap | Right Hand | £281.91 | 1-2 days | |
| T19894T | Metric | M64 | 4 | Taper Lead Tap | Right Hand | £368.34 | 1-2 days | |
| T19904T | Metric | M64 | 6 | Taper Lead Tap | Right Hand | £368.34 | 1-2 days | |
| T19984T | Metric | M80 | 2 | Taper Lead Tap | Right Hand | £486.83 | 1-2 days |
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