2" coventry collapsing tap with one set of chasers 2" x 14th
2" coventry collapsing tap with one set of chasers 2" x 14th, disassembled
This form of tap was patented by A. H. Lloyd and the makers in 1916. It collapses automatically and is provided with means for taking a roughing and finishing cut over the same thread.
Details
- Category:
- Hand and Machine Tools
- Object Number:
- 1920-658
- type:
- tap - water
- credit:
- Alfred Herbert Limited