1/4 UNF - Emuge Spiral Flute Multi Tap GLT Coated
B550C400.50431/4-UNF-SF-MULTI-GLT
HSSE tap for universal application in almost all workpiece materials.
GLT-1 coating - Hard surface coating with anti-friction layer. In a PVD process (500 °C) a coating thickness of 2-4 μm can be realized. The combination of a hard surface coating (approx. 3,000 HV) with an anti-friction layer provides maximum tool life. Chip flow is also improved.
Product features and benefits:
- Tap for blind hole threads in long-chipping material.
- Not to be recommended for threads beginning with an increased diameter.
- Not available on next day delivery, please contact us to check availability if urgent. Standard delivery is 2-3 business days.
Thread | UNF |
Nominal Size |
1/4 |
Threads Per Inch (TPI) | 28 |
Coolant Supply | Without |
Geometry | MULTI |
Shank Diameter (d2) | 7mm |
OAL (l1) | 80mm |
Length of cutting edge (l2) | 10mm |
Usable Length (l3) | 30mm |
Square ■ | 5.5mm |
Tap hole diameter | 5.5mm |