**Koken 4725Z 1/2in Square Drive Reversible Ratchet 36 Teeth, Excellent Condition, Tool Only**

– Made in Japan

– Tolerance-Square Drive

– Manufacturing tolerance of Male and Female Square are precisely controlled to achieve a more secure fit between Socket and Handle

– Ball Holding Groove

– Original Ball Holding system is applied on Z-series.

– This mechanism gives secure connection between Socket and Handle

– Z-Series: More compact – high performance sockets and accessories

– Reversible Ratchet

– Light Ratchet Movement

– Smaller head with 36 tooth gear and light ratchet movement allow working in narrow space and confined areas