Guide Master ̸, ̵ 귯(Needle Roller) ٰ 迭Ͽ, Ball ̵忡 Ͽ, , Ӽ, Unit ǰ̴. , ε巯 Die set е Ⱓ ϰ ϰ, ܼӿ, Ų ǰ̴.
Needle Roller ν Ball ˺ ν Ʈ Ų .
ٰ Ʈ Needle Roller ˰, 4~6 ε巴 ũ(Torque) Ҽ ִ μ, (Yawing) Ī(Pitching) Ͽ е Ѵ.
Needle Roller ٰ 迭Ͽ ݰ , 鸲 ּȭϿ ε巴 Ȱ Ѵ.
Ball ̵忡 Needle Roller ν ǰ, ū , ν Ͽ ʹ Ѵ.
ݵü, ġ ˻ġ, °/̵, , κƾ, , ݼġ, Ī, β Ī, ġ , , о߿ , Ӽ, ʿ信 ̵̴