- 52 blade metric 60° and whitworth 55° screw pitch gauge
- 0.25 mm to 6 mm
- Increments 0.25-0.3-0.35-0.4-0.5-0.6-0.7-0.75-0.8-0.9-1-1.25-1.5-1.75-2-2.25-3-3.5-4-4.5-5-5.5-6
- 4, 62 Whitworth: 4, 4.5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 26, 28, 30, 32, 36, 40, 48, 60, 62 mm