Nachi VTP Roll Bottoming Thread Forming Tap, 1/4"-20 Thread Size, H4 Thread Limit - 12-489-115
Brand: Nachi| Drill Size & % Of Thread | 5.70mm (75%), #1 (65%) |
$34.95
Nachi VTP Roll Bottoming Thread Forming Tap, 1/4"-20 Thread Size, H4 Thread Limit - 12-489-115
- High Vanadium content for superior wear resistance, and are specially heat-treated for toughness.
- High Speed Steel
- Black oxide surface treatment provides extra lubricity and resistance to galling and pickup.
- Tap geometry designed for optimum cutting performance and close control of tapped hole size.
- Right Hand.
- Flute Shape: Fluteless
- Hardness: 58 to 60 RC
- For internal threading in ductile materials without chips such as aluminum, brass, copper, zinc, die castings, etc.
- Designed with more lobes and lubrication grooves, reducing tapping torque by allowing more coolant to reach critical contact areas.
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