Sandvik M3 × 0.5 Blue Spiral Flute Tap – Premium Blind Hole Tapping
Engineered for high-performance CNC and conventional machining. The spiral flute design evacuates chips upward for clean, precise threads in stainless steel and other metals.
Key Features & Benefits
- Extended Tool Life – Optimized material and geometry reduce adhesion, improving durability.
- Efficient Chip Evacuation – Spiral flutes push swarf upward for continuous production.
- High-Performance Production – Designed for stainless steel and other metals.
- Precision Threading – Maintains tight 6H tolerance for consistent results.
Technical Specifications
| Specification | Metric | Imperial |
|---|---|---|
| Thread Size | M3 | — |
| Thread Pitch | 0.5 mm | 0.0197 in |
| Thread Form | M (Metric 60°) | — |
| Thread Diameter | 3 mm | 0.1181 in |
| Tap Chamfer Length | 1.1359 mm | 0.0447 in |
| Premachined Hole Diameter | 2.5 mm | 0.0984 in |
| Premachined Hole Type / Hole Type | Blind hole | Blind hole |
| Thread Tolerance Class | 6H | — |
| Shank Standard | DIN 371 | — |
| Usable Length | 18 mm | 0.7087 in |
| Functional Length | 56 mm | 2.2047 in |
| Overall Length | 57.2 mm | 2.2519 in |
| Neck Diameter | 2.27 mm | 0.0894 in |
| Flute Count | 3 | — |
| Flute Helix Angle | 40° | — |
| Radial Rake Angle | 11° | — |
| Threading Length | 5.9 mm | 0.2323 in |
| Threading Chamfer Type | C = 2–3×TP | — |
| Chip Breaker | MM | — |
| Grade | S9P4 | — |
| Substrate | HSS-E (High-Speed Steel) | — |
| Coating | PVD FeN | — |
| Coolant Entry / Exit | Without / None | — |
| Connection – Machine Side | Tap shank DIN-metric 3.50 × 2.70 | — |
| Connection Diameter (Machine Side) | 3.5 mm | 0.1378 in |
| Connection Diameter Tolerance | h9 | — |
| Weight | 0.006 kg | 0.0132 lb |
| Maximum Regrinds | 0 | — |
| Release Date | 12/12/2011 | — |
| Release Pack ID | 11.2 | — |
Why Choose This Tool?
This Sandvik spiral flute tap combines premium materials, optimized flute geometry, and precise manufacturing to deliver long tool life, accurate threads, and smooth production—perfect for professional-grade blind hole tapping in CNC or manual setups.
Get exceptional precision and efficiency with the Sandvik M3 × 0.5 Blue Spiral Flute Tap – the perfect tool for professional-grade blind hole tapping.