Description
Drillco 20A004CT 4-40 Taper Tap
The Drillco 20A004CT 4-40 Taper Tap:
- Straight Flute “Hand Taps” – the most popular and versatile taps for general machine tapping applications
- Designed for general use in production tapping and hand operations in a wide range of materials
- Taper Taps: 7-10 pitch chamfer length
- Taper Taps start the thread square with the work piece
- Taper Taps have a more gradual, less aggressive cutting action than bottom (plug) taps
- Usually used to cut threads in difficult to work materials such as alloy steel
- Made of High Speed Steel (HSS) for superior wear resistance
- Size: 4
- Threads Per Inch: 40 (NC)
- Length: 1-7/8″
- Length of thread: 9/16″
- No. of flutes: 3
- Pitch diameter limits: H2
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