Technical Specifications
Page 11
INSTALLING BITS (FIG. 8)
FIG. 8
1.  Lock the trigger switch by placing the 
direction-of-rotation selector in the OFF 
(center) position.
2.  Pull the sleeve toward the front of the 
tool and insert the 1/4-in. bit into the 
chuck.
3.  Release the sleeve and let it return to its 
original position.
4.  Pull the bit to check if it installed 
securely.
 WARNING:
 If the sleeve does not 
return to its original position, the bit is not 
correctly installed. Retry until the bit is 
properly installed.
NOTICE: When the bit diameter is larger 
than 1/4 in., use a suitable adapter (available 
separately) to install the bit.
OPERATION
REMOVING BITS (FIG. 8)
 WARNING:
 Use protective gloves 
when removing the bit from the tool, or first 
allow the bit to cool down. The bit may be 
hot after prolonged use.
1.  Lock the trigger switch by placing the 
direction-of rotation selector in the OFF 
(center) position.
2.  Pull the sleeve towards the front of the 
tool and hold it in place.
3.  Remove the bit from the hexagonal hole 
in the bit retainer.
4.  Release the sleeve.
TIGHTENING AND LOOSENING 
SCREWS AND NUTS
1.  Install the correct bit.
2.  Apply just enough pressure to keep the 
bit engaged on the screw or nut.
3.  Apply minimal pressure to the trigger 
switch initially. Increase the speed only 
when full control can be maintained.
NOTICE: This driver is equipped with 
an electric brake. When the brake is  
functioning properly, sparks may be visible 
through the vent slots in the housing. This is 
normal and is the action of the brake.










