Limit Thread Ring Gauge JIS B0251 and 0252 (Annex)

Thread gauge for inspecting metric threads used in various fields.
[Features]
· Measurement tool for inspecting so-called "male threads" such as bolts.
· For convenient storage, through and blind types are provided as a set in a plastic case or a paper case.
· For compatible sizes, both rust prevention effect and impact resistance are achieved by coating with Seal Peel and storing in the case.
· An inspection certificate linked with a serial number is included to assist with your quality control and gauge management.
· Products with a pitch less than 1.25 are chamfered at the start and end of the thread, while those with a pitch of 1.25 or more have incomplete threads removed.
[Applications]
· GRIR (for inspection) is for regular inspections such as final inspection and incoming inspection.
· GRWR (for machining) is used when performing slightly stricter inspections at processing sites, etc.