Description
- Ground thread taps produce a tighter thread tolerance than cut thread taps.
- Designed to .0005″ pitch diameter tolerance.
- 4 flutes, H4 pitch diameter limit.
- Plug Tap # 313310 shown in image.
Hanson 310439 HSS Ground Thread Fractional Taper Tap, 1-1/8″ – 12 NF
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