JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M85 x 1.5 Die & Mould Collet Chucks The Omega BT40 Synchro Tapping

The Omega BT40 Synchro Tapping Chuck is purpose-built for BT40 spindle machines

extending tool life and maintaining accuracy across multiple jobs

The reamer is engineered for precision finishing of internal bores

Left-hand spiral flute: Efficient chip evacuation and smooth cutting action

its compact 2-flute geometry provides efficient chip evacuation and clean finishes in tight radii while maintaining strength and rigidity for demanding milling tasks

JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M85 x 1.5 Die & Mould Collet Chucks The Omega BT40 Synchro TappingThe JBO Thread Plug Gauge (GO) Metric Fine, Left Hand, 6H with M85 x 1. 5 sizing is a precision inspection tool designed to verify threaded holes meet exact standards. Built for machinists, inspectors, and quality teams across manufacturing, automotive, and aerospace sectors, this GO gauge helps confirm that a hole accepts a properly formed left hand thread to specification. Crafted for reliable performance in busy shops, it supports efficient quality