Overview
Mfr description
77429678 #4-40 UNC H2 3-FLUTE BRIGHT
- Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.High Speed Steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and nonferrous materials.Plug chamfers are the most commonly used chamfer and designed for efficiently threading through and blind holes. They have 3 to 5 threads.
Specifications
- ChamferPlug
- Class of Fit2B/3B
- MaterialHigh Speed Steel
- Number Of Flutes3
- Overall Length1-7/8 in
- Tap TypeStandard Hand Tap
- Thread DirectionRight Hand
- Thread Limit/FitH2
- Thread Size#4-40 in
- Thread StandardUNC
- Through CoolantNonThrough Coolant
- Finish CoatingBright
Compliance & Safety Data
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