Standard Screw Gauge (SG) Parallel Screw for Pipes (PF/PS) J Class Ring

:
OSG
- This is a ring only. The photo is a representative image.
[Features]
・ It is a gauge that is correctly made to the basic chevron and basic dimensions of the screw.

[Features]
・ It is a gauge that is correctly made to the basic chevron and basic dimensions of the screw.