Metric thread ring gauges & metric thread plug gauges
Ring gages used to check external thread, plug gages used to check internal thread.
GO & NOGO, RH(right hand) & LH(left hand) available
From M2-M200 many standard sizes in stock, can keep the next days delivery.
Standard tolerance: Plug 6H & ring 6g, if no special note, ring gage 6g, plug gage 6H will be choosed.
Plug gauge thread class: 4H,5G,5H,6G,6H,7G,7H
Ring gauge thread class: 4h,5g,5h,6g,6h,6e, 7h
All these ISO metric thread gauges are made according to standard ISO1502 and ASME B1.16M .
Visit us:- https://www.gaugestools.com/metric-thread-gauges/