10pcs STM22R Thread Shim – High-Precision Carbide CNC Tool Accessory with External Thread RT16.01N-3.00GMB YBG205 "We needed a hard grade

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

wet machining is highly recommended to control heat and extend the life of the PVD coating

The massive 1-1/4" square shank absorbs heavy plunge forces beautifully

indexable milling inserts UTI20T

10pcs STM22R Thread Shim – High-Precision Carbide CNC Tool Accessory with External Thread RT16.01N-3.00GMB YBG205 "We needed a hard gradeProduct parameters: Specification : STM22R Screw material : Cemented Carbide Side length : 27mm Thickness : 4. 5mm Aperture : 5mm Package includes : 10 Shim STM22R Thread Shim Premium Carbide Shim for CNC Tool Bars Precision Engineered Shim Hard, Durable, and Built for CNC Lathe Performance Secure and Reliable Fit Accurate External Thread Shim for Tool Assembly