HSS Metric M3x0.5 Spiral Flute Tap with 1/4in Hex Shank
Part number: M3x0.5Hand Tools & Accessories
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Prices updated: 13 Oct 2026
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About this product
HSS metric spiral flute tap, size M3 × 0.5, with a 1/4-inch hex shank for use in a drill chuck or tapping tool. The spiral flutes remove chips during tapping, and the nitrided high-speed steel body suits both machine and hand threading.
Specifications
- Thread size
- M3 × 0.5 (metric)
- Material
- HSS (high-speed steel)
- Shank
- 1/4 in hex
- Flute type
- Spiral
- Surface treatment
- Nitrided
Frequently asked questions
What hole size should I drill before tapping M3×0.5?
The standard tap drill for M3×0.5 is 2.5 mm. Drill to this size before cutting the thread.
Can it be used in a drill?
Yes, the 1/4-inch hex shank fits drill chucks or tapping adapters that accept hex shanks. Use low speed and cutting oil when tapping by machine.
