Features: 
-Both metric and inch sizes are available.
-Shank Size :  3/8~1 inch or 10mm~25mm
-The material of tipped Inserts :  C2 or C6 , K20 or P20
-The shanks are ground to +0-0.005"
-The bar is fully grounded.
-The end of the cutting is made of  special tools.