JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 6G - M27 x 3 Die & Mould Collet Chucks repeatable results in workshops and

repeatable results in workshops and DIY projects alike

The robust HSS construction and standard-length taper shank offer long-term durability and compatibility with common machining setups

it helps achieve tight tolerances in a single setup

Its compact diameter fits tight spaces

high‑quality finishes with predictable performance

JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 6G - M27 x 3 Die & Mould Collet Chucks repeatable results in workshops andThe JBO Thread Plug Gauge is a Right Hand, 6G class tool sized for M27 x 3 metric coarse threads. This Go No Go gauge gives you a fast, standardized way to inspect threaded holes and confirm proper fitment in assemblies. Crafted from hardened steel for durability and long lasting performance in demanding shop environments. Go No Go Design for Fast, Repeatable Inspections: Quickly verify whether a hole meets spec, reducing guesswork and rework during