Product Name :WC U drills for cnc lathe 

Material :H13 steel 

Oem/Odm:Support 

Feature :

1.Internal cooling water outlet  ,Gives full play to the cutting 

efficiency of the drill to ensure the reliability of processing

2.Internal cooling water inlet,with screw thread inside, 

can be used in lathe

crack resistance, stable processing

Prolong the service life

5.Insert installation position,Easy to replace,reduce the processing cost