while the HSS (M2) material balances wear resistance and toughness for everyday reaming tasks
Material: HSS‑E cobalt formulation for exceptional hardness
while the combination of left-hand flute and right-hand cutting promotes smooth chip removal and stable hand reaming
ISO H4 tolerance for precise holes: D = ISO H4 tolerance ensures tight dimensional control and a high-quality finish in finished holes
Through‑coolant carbide design: Delivers direct coolant to the cutting edge for cooler operation
JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 4H - M58 x 1.5 Widin New while the HSS (M2) materialThe JBO Thread Plug Gauge (NoGo) Metric Fine, Right Hand, 4H, M58 x 1. 5 is a precision inspection tool designed to verify threaded holes with metric fine pitches. Its a fit for machinists, quality inspectors, and assembly professionals who need quick, reliable go no go checks to confirm hole size and thread fit meets specification. Manufactured from hardened steel for durability, this plug gauge withstands daily use in demanding workshop environments