Carmex Thread Turning Holder Standard - Internal - Right Hand - 170mm OAL - 22IR Insert - 20 Shank Size Milling Cutter Arbors and hobbyists who need precise

and hobbyists who need precise hole finishing without complicated setup

Two-start (second lead) design delivers faster material engagement per revolution

while the precise cutting edges and point geometry ensure reliable starts and straight holes across low and unalloyed steels

and maintain consistent cutting performance across tough materials

Its robust design delivers repeatable results across many measurement cycles

Carmex Thread Turning Holder Standard - Internal - Right Hand - 170mm OAL - 22IR Insert - 20 Shank Size Milling Cutter Arbors and hobbyists who need preciseThe Carmex Thread Turning Holder Standard is a precision internal threading toolhead designed for right hand operations, built to deliver consistent, repeatable internal threads. Optimized for use with 22IR inserts and a 170 mm overall length, it provides a sturdy 20 mm shank for reliable performance in deep or challenging bores. Right Hand Internal Threading: Configured for right hand internal threads to suit common machining setups and ensure