BT40-SF3/16″-3.15″ Shrink Fit Holder – AA

Description

Unique 4-Slit Design Internal Bore to Ensure Smooth Shrinking for Small Diameter Tools to go in & Out Easily without having to Overheat the Outside Body of the Shrink Fit Holder/Made of High Quality/Temperature Resistant Special Steel/ <3um/0.0001" Concentricity & Repeatabilty/ Can Hold Either Carbide or HSS Round Tools with Shank Tolerance h6/ Individually Fine Balanced to G2.5 @ 25,000RPM/ Easy Location Chamfer Feature at the Bore Mouth to help with Self Centering the Cutting Tool Shank for easier loading of the Cutting Tool