| IMPA | DESCRIPTION |
|---|---|
| 650601 | Screw Pitch Gauge No.137 Standard Whitworth 55 Degree Leaves 4-60 thrds 26’s |
| 650602 | Screw Pitch Gauge No.156 Standard Metric 60 Degree Leaves 0.25-2.5 pitch 28’s |
| 650603 | Screw Pitch Gauge No.158 Standard Metric 60 Degree Leaves 0.5-7.0 pitch 17’s |
| 650604 | Screw Pitch Gauge No.159 Standard Metric 60 Degree Leaves 1.0-11.5 pitch 22’s |
| 650605 | Screw Pitch Gauge No.ISO Standard Metric 60 Degree Leaves 0.2-6.0 pitch 24’s |
| 650606 | Screw Pitch Gauge No.JIS Standard Metric 60 Degree Leaves 0.25-6.0 pitch 22’s |
| 650607 | Screw Pitch Gauge No.474 Standard Unify 60 Degree Leaves 4-80 thrds 28’s |
