JBO Thread Plug Gauge (GO) - Metric Coarse - Left Hand - 6H - M45 x 4.5 Hydraulic Expansion Chucks Carbide-tipped for extended tool life:

Carbide-tipped for extended tool life: Durable carbide tips resist wear

the straight shank and spiral flute combination supports stable cutting action and effective debris removal

With a 13 mm diameter

dry cutting and tough materials up to HRC70

reducing rework and deburring

JBO Thread Plug Gauge (GO) - Metric Coarse - Left Hand - 6H - M45 x 4.5 Hydraulic Expansion Chucks Carbide-tipped for extended tool life:The JBO Thread Plug Gauge (GO) Metric Coarse is a precision inspection tool designed to verify metric coarse threads in holes and threaded components. Its ideal for machinists, quality teams, and assembly professionals who need fast, reliable go checks for M45 x 4. 5 coarse threads, including left hand configurations. Built from hardened steel, this gauge delivers durable, long lasting performance in busy workshop environments. Left hand GO gauge for