This standard specifies the type and basic parameters, requirements, inspection, marking and packaging of the 7:24 tool cone gauge. This standard applies to the manufacture and inspection of 7:24 tool cone gauges with grades 1, 2 and 3.
GB/T 11854-2016 Referenced Document
GB/T 11852-2003 Tolerances and specification of taper gauges
GB/T 17163-2008 Glossary of terms used in dimensional measuring instruments.General terms