1)CE Approval, GS is under applying, 2)top industry quality in China, 3)one year warranty, 4)prompt delivery.

This drill has three speeds optional, for small holes, you can choose high speed, for big holes, you have to choose low speed.  

Max. Drilling Diameter: Φ100mm
Rated Voltage: 110/220/240V
Rated frequency: 50-60Hz
Rated input power: 1500W
No-load speed: 950/1800/3450r/min

diamond core drill machine