The 621-20544 5-44 High Speed Steel Bottom Tap U.S.A. is a hand tap with a 1 to 2 thread chamfer, designed for threading blind holes close to the bottom of the hole. High Speed Steel provides good wear resistance for general-purpose applications in both ferrous and nonferrous materials.
Typical uses include hand-tapping operations where internal threads are required in blind holes and must extend close to the hole bottom.
- Model: 621-20544
- Size: 5-44
- Type: Bottom tap
- Material: High Speed Steel
- Thread chamfer: 1 to 2 threads
- Application: General-purpose hand tapping
- Material applications: Ferrous and nonferrous materials
- Product designation: U.S.A.
