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Wiseman Threading Tools Taper Lead Tap - +0.001 Tolerance - M3x0.5mm
| Thread Form | Metric Oversize |
| Size | M3 |
| Pitch | 0.5 |
| Tolerance | +0.001 |
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Description
Meet the Wiseman Threading Tools Taper Lead Tap - +0.001 Tolerance - M3x0.5mm, a precision hand tap built to deliver flawless internal threads every time. Designed for careful manual threading, this tool maintains tight, consistent dimensions from the first cut to the last, making it ideal for projects where thread quality truly matters.

Why this tap stands out
- +0.001 tolerance ensures repeatable, accurate internal threads and dependable fits across multiple parts.
- Taper lead design eases entry and reduces the risk of cross-threading, especially when starting a new thread by hand.
- M3x0.5mm size targets common metric internal-thread applications, from small enclosures to precise mechanisms.
- Durable materials are engineered for longevity, maintaining performance under demanding conditions and frequent use.
- Hand-tap control gives you tactile feedback and consistent results without relying on power tools.
This Wiseman hand tap is the smart choice for craftsmen, hobbyists, and professionals who demand clean, reliable threads in metal parts. It excels in prototyping, repair work, and small-batch production where every thread must be exact and repeatable.
Practical use scenarios
- Assemble compact metal housings, electronics enclosures, or small mechanical assemblies where precise M3x0.5mm threads are required.
- Repair stripped or worn internal threads in soft metals, plastics, or composite components where tight, repeatable engagement matters.
- Prototype rapid-fit parts where you need confidence that thread tolerances won’t drift between iterations.
Tips for best results
- Use a light lubricant to reduce friction and extend tap life during hand threading.
- Clean the newly cut threads after tapping and inspect for consistent depth and fit.
- Keep steady, even pressure and back off periodically to break chips and prevent binding.
When accuracy is non-negotiable, the Wiseman Threading Tools Taper Lead Tap delivers dependable internal threads with every cut, turning hand tapping into a precise, repeatable process you can trust.
Part Numbers
- Protool Part Number
- T07154T1
- Brand
- Wiseman
- Category
- Metric Oversize 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: Wiseman Threading Tools Hand Taps - +0.001 Tolerance
View full collection →You are viewing T07154T1. Click any other SKU to view its full details.
| Product SKU | Thread Form | Size | Pitch | Tolerance | Lead | Thread Direction | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| T07102P1 | Metric Oversize | M2.5 | 0.45 | +0.001 | Bottom | Right Hand | £29.15 | 1-2 days | |
| T07103S1 | Metric Oversize | M2.5 | 0.45 | +0.001 | Second | Right Hand | £29.15 | 1-2 days | |
| T07104T1 | Metric Oversize | M2.5 | 0.45 | +0.001 | Taper | Right Hand | £29.15 | 1-2 days | |
| T07152P1 | Metric Oversize | M3 | 0.5 | +0.001 | Bottom | Right Hand | £29.15 | 1-2 days | |
| T07153S1 | Metric Oversize | M3 | 0.5 | +0.001 | Second | Right Hand | £29.15 | 1-2 days | |
| T07154T1 Viewing | Metric Oversize | M3 | 0.5 | +0.001 | Taper | Right Hand | £29.15 | 1-2 days | |
| T07202P1 | Metric Oversize | M4 | 0.7 | +0.001 | Bottom | Right Hand | £29.15 | 1-2 days | |
| T07203S1 | Metric Oversize | M4 | 0.7 | +0.001 | Second | Right Hand | £29.15 | 1-2 days | |
| T07204T1 | Metric Oversize | M4 | 0.7 | +0.001 | Taper | Right Hand | £29.15 | 1-2 days | |
| T07252P1 | Metric Oversize | M5 | 0.8 | +0.001 | Bottom | Right Hand | £29.15 | 1-2 days | |
| T07253S1 | Metric Oversize | M5 | 0.8 | +0.001 | Second | Right Hand | £29.15 | 1-2 days | |
| T07254T1 | Metric Oversize | M5 | 0.8 | +0.001 | Taper | Right Hand | £29.15 | 1-2 days | |
| T07302P1 | Metric Oversize | M6 | 1 | +0.001 | Bottom | Right Hand | £29.15 | 1-2 days | |
| T07303S1 | Metric Oversize | M6 | 1 | +0.001 | Second | Right Hand | £29.15 | 1-2 days | |
| T07304T1 | Metric Oversize | M6 | 1 | +0.001 | Taper | Right Hand | £29.15 | 1-2 days |
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