JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M20 x 1 Hydraulic Expansion Chucks repeatable corners essential for molds

repeatable corners essential for molds and dies

delivering less downtime for tool changes

while the tapered neck aids access in tight mold/die features

helping you reduce rework and improve overall drilling and reaming workflow

Built for rugged use

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M20 x 1 Hydraulic Expansion Chucks repeatable corners essential for moldsThe JBO Thread Plug Gauge is a precision tool designed for inspecting metric fine threads. Its Go No Go design lets you quickly verify threaded holes, helping ensure parts fit together correctly and consistently. This Left Hand version is sized for M20 x 1 threads with 6H tolerance, and is built from hardened steel for long lasting performance in demanding shop environments. The rugged, knurled body also provides a secure grip for easy handling during