Carmex Spiral Mill Threading Insert - Unified - H17I20UNMT7 Boring Bar Blank while the durable HSS-E material

while the durable HSS-E material withstands repeated use in demanding materials

Two-flute square end with broad range and tight tolerance: Two-flute construction enables efficient material removal

smooth profiles on complex graphite geometries

M2 HSS taper shank with left-hand spiral flute and right-hand cutting: Combines wear resistance with efficient chip evacuation for smooth

Carmex Spiral Mill Threading Insert - Unified - H17I20UNMT7 Boring Bar Blank while the durable HSS-E materialCarmex Spiral Mill Threading Insert Unified H17I20UNMT7 is a spiral fluted threading and milling insert system designed for professionals who demand fast, reliable performance across a wide range of applications. From small components on compact machining centers to heavy duty work on high power mills, this tool is built to deliver smooth cutting at high feed rates and reduce overall machining time. The spiral toolholders are capable of holding 1 to 9