Carmex Thread Turning Holder Standard - Internal - Left Hand - 400mm OAL - 27UIL Insert - 60 Shank Size FMH FLH FHH S&E A&NF M&D repeatable fits in standard toolholders

repeatable fits in standard toolholders and features a left-hand spiral flute with right-hand cutting for versatile machining

2-flute carbide design for efficiency and durability: Improves chip evacuation and reduces cutting forces

with ball-nose geometry that yields clean

It’s ideal for a wide audience—from engineers and inspectors to machinists and procurement teams—providing quick

The combination of left-hand flute and right-hand cutting promotes effective chip removal and stable cutting across a range of workpieces

Carmex Thread Turning Holder Standard - Internal - Left Hand - 400mm OAL - 27UIL Insert - 60 Shank Size FMH FLH FHH S&E A&NF M&D repeatable fits in standard toolholdersThe Carmex Thread Turning Holder Standard (Internal, Left Hand) is a precision solution for machining accurate internal threads in bores and cavities. Built for machinists and production shops, it combines depth, rigidity, and secure insert seating to deliver reliable threading results in demanding applications. Orientation: Left hand internal threading holder engineered for left handed thread production Overall length: 400 mm (OAL) to reach deep bore