JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M60 x 1 ER Collet Chucks This reamer delivers consistently accurate

This reamer delivers consistently accurate hole sizes with minimal runout

Designed for reliable performance in aluminum and non-ferrous applications

Its robust construction and precise geometry support efficient workflows

stable mounting in compatible tool holders for repeatable results

allowing smooth

JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M60 x 1 ER Collet Chucks This reamer delivers consistently accurateThe JBO Thread Plug Gauge (GO) Metric Fine Left Hand 6H M60 x 1 is a precision inspection tool used to verify internal threads in holes across manufacturing and service environments. Designed for engineers, machinists, quality inspectors, and workshop professionals, it enables quick, reliable go checks to confirm holes meet the required metric size and pitch. The gauge features a knurled exterior for a confident grip, even when wearing gloves, and a