Metric Screw Pitch Gauges
A screw pitch gauge is the perfect tool to identify exact TPI or pitch.
SPG 0.20-6.0mm (25 leaves) .2 .25. 3 .35 .4 .45 .5 .6 .7 .75 .8 .9 1.0 1.25 1.5 1.75 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SPG 0.25-2.5mm (28 leaves) .25 .3 .35 .4 .45 .5 .55 .6 .65 .7 .75 .8 .85 .9 1.0 1.1 1.2 1.25 1.3 1.4 1.5 1.7 1.75 1.8 1.9 2.0 2.5
SPG 0.25-6.0mm (24 leaves) .25. 3 .35 .4 .45 .5 .6 .7 .75 .8 .9 1.0 1.25 1.5 1.75 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SPG-UN-M 0.25-6.0mm & 4-42 TPI inch (55 leaves) Metric- .25. 3 .35 .4 .45 .5 .6 .7 .75 .8 .9 1.0 1.25 1.5 1.75 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Inch- 4 4.5 5 5.5 6 7 8 9 10 11 11.5 12 13 14 15 16 18 20 22 24 25 26 27 28 30 32 36 38 40 42
SPG-WM52 0.25-6.0mm & 4-62 TPI 55° Whitworth (52 leaves) Metric- .25. 3 .35 .4 .45 .5 .6 .7 .75 .8 .9 1.0 1.25 1.5 1.75 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Whitworth- 4 4.5 5 6 7 8 9 10 11 12 13 14 16 18 19 20 22 24 25 26 27 28 30 32 36 38 40 48 60 62