Features:

0-30000rpm continuously variable speed switching

Forward/reverse rotation options, pause for 2 seconds to protect motor

Twist chuck helps you change bits without any extra tools.

Built-in bearings are from Japanese brand NSK or NMB. Its qurity and service time can be assured.

Auto-overload protection

LED window displays the speed

Foot/Hand control acaliable, improve working efficiency

The coaxality is 0.02mm

Packing List:

Control box

S36Handle

Small Foot switch

Four grinding head