It can be designed with either 4-layer or 5-layer rewinding and either big cam or little cam struture.The guiding sliding rod made or GCr15 bearing steel woks with linear rolling bearing,which makes the reciprocation movement stable and easy and the cam is made of model 700 anti-friction ductile iron,which is durable.

It can be designed with either 4-layer or 5-layer rewinding and either big cam or little cam struture.The guiding sliding rod made or GCr15 bearing steel woks with linear rolling bearing,which makes the reciprocation movement stable and easy and the cam is made of model 700 anti-friction ductile iron,which is durable.