Features:
→ It is automatic Electric Screwdriver. When the torque is locked, the clutch will automatically trig, the motor power will be automatically off and the electric         screwdriver will stop running.
→ Non-contact switch is used to provide a durable life in which there is no necessity to replace the item often.
→ Torque adjustment is easy and convenient step-less adjustment by rotating the torque adjustment ring to the left or to the right. Speed can also be                  adjusted to High (Hi) or low (Lo).

→ LED waming light allows the users to make the locking judgment more intuitively.

Model		BC4000L	BC4500L	BC5500L
Measuring Range	kgf.cm	0.3-6.5	1-10	3-19
	N.m	0.05-0.69	0.1-1	0.29-1.86
No load speed(r.p.m)	HI	1000
	LO	650
Diameter of screw		M1.4-M2.6	M1.4-M3.0	M2.3-M3.5
Screw bit		ø4mm	ø5mm	1/4hex
Applicable screw