PROMAT Gauge block set tolerance class 1 87-part steel

Made of high-quality, alloyed special steel with high stability Tolerance class 1 For inspecting check gauges and reference gauges and for accurate testing in the measuring laboratory Further technical information:
– Set composition pc./mm: 9 x 1,001 – 1,009/49 x 1,01 – 1,49/19 x 0,5 – 9,50/10 x 10 – 100
– Subject to audit: Yes Supplied with factory calibration certificate