JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 4H - M18 x 1.5 Morse Taper Adaptor Long shank design for deep

Long shank design for deep grooves: Extended reach and maintained rigidity enable reliable access to deep pockets and grooves

the through-coolant design extends tool life

Built from M2 HSS for durability

controlled slits with improved surface finish

delivering tight tolerances and repeatable results in steel and alloy workpieces

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 4H - M18 x 1.5 Morse Taper Adaptor Long shank design for deepThe JBO Thread Plug Gauge is a precision inspection tool designed for metric fine threads. Its ideal for machinists, quality inspectors, and assembly teams who need fast, reliable validation of threaded holes for M18 x 1. 5 right hand threads. Made from hardened steel, this gauge resists wear and stays accurate through repeated use. The knurled, textured body ensures a secure grip for precise insertion and removal in tight holes, improving handling in