1.diamond core drill use for concrete, granite,rock 2.small noise 3.large power 4.long service life 5.high precision

Diamond core drillModel:MTD03-80

Max. drilling diameter:90mm

two speed

small,light,and easy control professional drilling big hole 

Specifications:

1) Max. drilling diameter: Φ90mm

2) Rated voltage: 110 / 220 / 240V

3) Rated frequency: 50 - 60Hz

4) Rated input power: 1,500W

5) Unloaded speed: 2,100 / 950r/min

6) Net weight: 18kg

 

Two-gear rotary speed is designed, and user can adjust the speed of gears through the knob. The top-gear is suitable for 20 - 52mm small diameter drill bits while the bottom-gear is suitable for 52 - 90mm diameter drill bits.

 

It is fitted with a safety clutch, which can avoid damaging the frame when the twisting force is too strong.

 

There are portable type and bracket type available.