The Bohrcraft 4109 tap set is designed for cutting left-hand metric coarse threads in through holes and blind holes. It features a precision-ground thread profile and is suitable for unalloyed and alloyed steels with an Rm of 800 N/mm².
- Type: Hand taps
- Thread: M20
- Thread pitch: 2.50 mm
- Thread direction: Left-hand
- Standard: DIN 352
- Material: HSS-G
- Tolerance: 6H, in accordance with ISO 2
- Thread flank angle: 60°
- Hole diameter: 17.50 mm
- Cutting tapers: No. 1 with 6–8 threads, No. 2 with 4–5 threads and No. 3 with 2–3 threads
- Pieces: 3
- Type
- Taper
- with Tap Wrench
- No
- Material
- HSS-G
- Pieces
- 3 pcs
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.