JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M25 x 1 M&D 78 mm delivers precise hole

78 mm delivers precise hole finishing to ISO H4 tolerance in demanding materials

Carbide-tipped for extended life: The K10 carbide tip resists wear and keeps hole size stable across multiple reaming passes

and a 2-flute design

extending tool life in demanding materials while maintaining tight dimensional control

while crafted from high-quality materials designed for reliability in demanding shop environments

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M25 x 1 M&D 78 mm delivers precise holeThe JBO Thread Plug Gauge is a precision tool designed to verify metric fine threads in threaded holes quickly and with confidence. Specifically suited for M25 x 1, right hand thread applications (6G), it helps engineers, machinists, buyers, and assembly teams confirm that parts will thread together smoothly. Its simple Go No Go action provides clear pass fail feedback during setup and in process checks. Built for durability, the gauge features a