JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M45 x 3 End Mill Holders while the carbide body maintains

while the carbide body maintains sharpness and stability under heat—giving you reliable

Corner radius options for precise finishes: Available with multiple corner radii (including R0

repeatable fit in standard toolholders and precise diameter control within tight ISO limits for reliable interchangeability

08mm is a precision stub reamer engineered to finish drilled holes to ISO H4 tolerance

Left-hand spiral flute with right-hand cutting: Provides stable feed and controlled chip evacuation for a cleaner

JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M45 x 3 End Mill Holders while the carbide body maintainsThe JBO Thread Plug Gauge (GO) Metric Fine, Left Hand, 6H, M45 x 3 is a precision inspection tool designed to verify internal metric fine threads in threaded holes. Its ideal for machinists, quality control teams, engineers, and workshop technicians who need fast, reliable go no go checks to confirm hole size meets specification. Precisely sized GO check for M45 x 3 left hand threads: Provides clear pass fail guidance to quickly confirm hole