Quick Coupling Cannulated Drill For Trauma Operation Cannulated Electric Bone Drill 

Properties: Orthopedic Surgical Instruments
Type: Cannulated drill
weight:about 1.5kg
material:aluminum alloy
Speed:0-800rpm
Drill chuck :0-8mm    
Detachable drill chuck
output power: no less than 20W
charging time:3 hours
noise:no louder than 45db
Input voltage:220V 50HZ or 110V 60HZ
rise in temperature:no more than 25
working voltage:14.4V

Standard Configuration
1 Handpiece
1 Sterilizing channel
1 Drill chuck
1 batteries
1 Charge