
Four screwing tap sets: 1/2", 5/8", 3/4", and 1"; for nut fastener manufacture
- PART OF:
- Whitworth Screw stock taps
- Made:
- 1850-1857 in Manchester urban district

Four Sets of screwing taps, sizes 1/2", 5/8", 3/4", and 1"; four taps to each set.
Details
- Category:
- Hand and Machine Tools
- Object Number:
- 1857-8 Pt2
- Materials:
- steel (metal)
- Measurements:
-
overall: 8.2677 x 15.748 x 9.1732 in.; 210 x 400 x 233 mm
- type:
- screwing tackle
- credit:
- Joseph Whitworth and Co.