Resolving troublesome screw tightening work

* Smoothly click feeling realized by rotating angle of 5 deg. and 72 gears. High strength accomplished by 2 nails supporting the ratchet gear. It can be used for final tightening work.
* The handle is made out of oil-resistance cellulose acetate resin.
* Easy to carry around with cassette type bit storage inside the handle.
* Magnetic bits can be replaced with one-touch.
* Bit insertion part 1/4"(6.35mm)