compared with old grade, the cutting speed can increase more than 25% and the life will be improved more than 30%

   With internal Coolant supply T- drill 2D,3D, 4D Recommended coolant pressure 4kg/cm2 for 2XD,3XD,5 kg/cm2 FOR 4XD,Low pressure can cause vibration and reduced tool life Drilling application on an irregular surface   a) Drilling on a rough or irregular surface without pre-machining is possible, if the slope does not exceed 6 degree.   b) Reduce feed rate by 30-50% on entry or exit. 

Company profile:

My company is jinan dingjing material co., ltd, which is specialized in making all sorts of carbide inserts, carbide drill and HSS-CO drill, machine tool, CNC lathe tool clamp and end mill, the company sophisticated equipment, advanced technology, to the vast number of users with quality excellent suit tool. Prices are reasonable. Time of delivery timely and considerate service. Its products have been exported to Asia, Europe and America etc, and enjoy high reputation.

The company insists on quality first, customer satisfaction business philosophy, and constantly improve enterprise management and quality level. We will with good prestige, outstanding product provide satisfactory service for our customers. Sincere cooperate with you, sharing the future infinite

2D/3D Shallow Hole Drilling Tools( T drill)