● Advanced Brushless DC (BLDC) motor - 50% Longer operation time than standard motor. More precise & efficient. Extended motre life span.
● No carbon brush and commutator worn out problems, no sparking and heat generating
● Powerful 45 FT-LBS Torque and compact head design for use in tight spaces 
● Durable metal gearbox housing.
● Variable speed switch with forward/backward lever
● Anti-slip soft grip, built-in LED light.