Catalog number: WGRNR-M20X2.5 Features: ●A set of ring gauges for ISO metric threads, go (GR)/no go (NR). Applications: ●For inspecting the accuracy of threads. Specifications: ●Gauge method: ISO-introduced JIS standard (JIS B0251 & ISO1502) ●Nominal size (mm): M20 ●Pitch (mm): 2.5 ●Grade: 6g ●Gauge type: GR, NR Material/Finish: ●OHNS (equivalent to JIS SKS3)
