BEYOND SEL1212H16 Left-Hand Threading Toolholder | 12mm Square Shank (0.472" Imperial Sizing) CNC Lathe Swiss Turning Bar for 16IR & 16IRM Indexable Carbide Inserts 25x25 Shank "Incredible Rigid Construction" Running this

"Incredible Rigid Construction" Running this 18mm bar on pre-machined 4140 parts

heavy industrial sleeve couplers

The MDUNL1616H11 configuration is engineered to deliver high-feed chip breaking performance across several core industrial applications:

"We needed a hard grade that wouldn't micro-chip when the depth of cut varies on large cylinders

A: Choose -HR (Heavy Roughing) when your depth of cut is large or you are dealing with very inconsistent casting skins

BEYOND SEL1212H16 Left-Hand Threading Toolholder | 12mm Square Shank (0.472" Imperial Sizing) CNC Lathe Swiss Turning Bar for 16IR & 16IRM Indexable Carbide Inserts 25x25 Shank "Incredible Rigid Construction" Running thisBEYOND SEL1212H16 Left Hand External Threading Toolholder 12mm Square Shank (0. 472" Imperial Sizing) CNC Lathe Swiss Turning Bar Optimized for 16IR & 16IRM Indexable Carbide Inserts CRITICAL EXCLUSION NOTICE: Any premium 16IR, 16IRM, or standard internal right hand profile carbide indexable threading inserts, full profile teeth, or chipbreaking geometries illustrated within our toolholder product photos, assembly blueprints, or tooling application