PRODUCT RING GAUGE
The RING GAUGE is made of durable material with defined inside diameter tolerance and finished the ring shape according to fixed size precisely.
The MASTER RING GAUGE are shown with nominal dimension and actual measured value.
The numerical value of tolerance will be expressed with ±.
RING GAUGE is mainly used as an inside diameter standard for comparasion measuring instrument.
(EX) To be used as a master gauge for 0 (zero) point adjustment of inside diameter measuring instrument. (such as Three-Point Micrometer, Air Micrometer...)