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Greenfield
EX-HPC Solid Carbide Taps |
EX-HPC Extreme High-Performance Solid Carbide
Taps for Through Hole Tapping

Features/Benefits:
- runs 5 times faster, lasts 4 times longer
than conventional taps
- enhanced tap precision and design for
superior accuracy of product thread
- fully cylindrical shanks for use with
hydraulic or shrink-fit holders for
optimal performance
- may also be used with Tremendous Grip
High Precision (TGHP) collet holders
- common fractional or metric tap shank
sizes that match solid carbide tap drill
shanks (DIN 6535)
- tap runout less than 10 microns
(0.0004²) for superior thread quality
and excellent tap performance
- newly designed cutting edges modified
by a patented process to resist chipping
- patented PVD nanolayer TiAlN/TiN coated carbide grade for highest
edge strength and wear resistance (other patents pending)
- available with straight flutes or left hand spiral flutes (right
hand thread)
- left hand spiral flute taps designed for maximum chip control
and free cutting in through holes
- engineered custom solutions available upon request
- through coolant hole, semi-bottoming chamfer, straight flute
design for blind holes available on request
- after use, can be factory reconditioned to original patented
specifications and tolerances
Application Information
- may be used at 4-5 times the tapping
speed of HSS taps and still obtain
4 times life
- designed for use on CNC machines
with synchronous or rigid tapping
control and precision tool holders
- low-carbon steel
- free-machining steel
- medium and high plain carbon,
alloy, and tool steels
- ferritic, martensitic, and PH stainless
steels (not recommended for austenitic
303, 304, 316 SS)
- ductile (nodular) and malleable
cast irons
- gray cast iron
- use straight fluted taps for sizes
M16 and larger and for ductile and
cast iron and for materials producing
broken chips
- use on high-speed drilling/tapping
machines and machining and turning
centers that are equipped with rigid
hydraulic, shrink-fit, or TGHP precision
collet tool holders
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