1) Power: Single phase? 50 - 60Hz? Double insulated

2) RPM: Single speed: 20000; Variable speed: 3000 - 20000

3) Collets type: 2.4 or 3.2mm

4) Spring chuck type: 0.3 - 3.2mm

5) Dimensions: 160mm x 24mm

6) It is design for carver? engrave? rout? grind? sharpen? sand? polish? drill and more

7) There is an on / off switch. When the switch is on? the tool runs at 3000 RPM. There is a switch indicator with an orange line on it. Slide the switch to find the speed needed from 3000 - 20000 RPM. Slide the switch to the black dot for complete stop

8?Input: 110V ?60Hz; Output: 9V? 800mA
Specification:
Package Weight
One Package Weight 0.32kgs / 0.71lb
Qty per Carton 24
Carton Weight 10.30kgs / 22.71lb
Carton Size 42cm * 29cm * 24cm / 16.54inch * 11.42inch * 9.45inch

Guaranty High Quality And Brand New
What You See Is What You Get