Carmex Thread Turning Internal Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand - 11IL16UNJBMA FMH 05mm is an intermediate-precision M35

05mm is an intermediate-precision M35 cobalt (HSS-E) stub reamer designed for high-precision hole finishing

The JBO Thread Plug Gauge (GO) is a precision tool designed to quickly verify threaded holes to metric fine specifications

Whether you’re upgrading an existing precision setup or starting a new project

This countersink helps eliminate misalignment and surface damage when preparing holes for screws

Carmex Thread Turning Internal Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand - 11IL16UNJBMA FMH 05mm is an intermediate-precision M35Carmex Thread Turning Internal Insert is a precision cutting insert designed for internal threading on CNC lathes and manual machines. This Left Hand version supports UNJ thread standards (UNJC, UNJF, UNJEF, UNJS) with a versatile geometry that covers a wide range of applications. Engineered for reliability, its laydown triangular geometry delivers stable engagement, clean chip control, and consistent thread form from basic holes to the most demanding