JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M24 x 1 Hex Key Drill Chuck long-lasting use in BT40 spindle

long-lasting use in BT40 spindle setups

or custom shape that matches your component

while the spiral flute design ensures continuous chip clearance for cleaner cuts and reduced downtime

The 50mm gauge length provides repeatable tool positioning

this reamer is designed for professional shops that demand consistency and precision

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M24 x 1 Hex Key Drill Chuck long-lasting use in BT40 spindleThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 4h M24 x 1 is a precision external thread gauge designed to verify the true size and pitch of metric fine threads. Its ideal for engineers, machinists, inspectors, and buyers who need fast, reliable GO checks to confirm parts meet exact threading standards. Crafted from hardened steel, this GO ring gauge delivers outstanding durability and wear resistance for long service life in busy workshops and