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tight holes in production environments and workshop settings alike
Precise NoGo verification: Quickly confirms whether the external thread diameter is within the required tolerance
Using the JBO Thread Ring Gauge (GO) delivers faster inspections
Left-hand spiral flute with right-hand cutting: Optimizes chip evacuation and provides smooth
Its M14x2 size covers a common metric thread standard
JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M20 x 2.5 - Calibrated (DAkkS Calibration) Hex Key Drill Chuck tight holes in production environmentsThe JBO Plug Gauge Metric (STI) Right Hand 6H M20 x 2. 5 is a calibrated precision gauge designed specifically for metric screw thread inserts (STIs). Its ideal for manufacturers, inspectors, and technicians who need quick, reliable conformance checks to M20 x 2. 5, 6H tolerances, and STI standards. The rugged knurled body and dual threaded ends stand up to daily workshop use, while DAkkS calibrated certification provides traceability for QA records.
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