JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M145 x 3 Hex Key Drill Chuck Left-hand spiral flute with right-hand

Left-hand spiral flute with right-hand cutting and tight tolerances: Efficient chip evacuation and controlled cutting plus DIN 8051 B tolerance (D = ISO H5) delivers consistent hole size batch after batch

this chuck uses a heat shrink mechanism to securely grip cutting tools and maintain stable

repeatable readings support consistent results across production runs

it offers superior heat resistance and wear life

High-speed performance (up to 25

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M145 x 3 Hex Key Drill Chuck Left-hand spiral flute with right-handThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6g M145 x 3 is a precision tool designed to validate external metric threads. In quality control, engineering, and manufacturing environments, it provides fast go checks to confirm that threaded parts conform to the M145 x 3 size and right hand thread specification. Crafted with hardened steel for longevity, this gauge resists wear in demanding workspaces and maintains tight tolerances over many