Code : RTW-6, RTW-7, RTW-8, RTW-9, RTW-10, RTW-11, RTW-12, RTW-13, RTW-14, RTW-15, RTW-16, RTW-17, RTW-18, RTW-19, RTW-20, RTW-21, RTW-22, RTW-24, RTW-25, RTW-26, RTW-27, RTW-28, RTW-30, RTW-32, RTW-34, RTW-35, RTW-36, RTW-37, RTW-38, RTW-40, RTW-42, RTW-45
Brand : Ochiai
Ochiai Basic Internal Ring (RTW-6 throught 65), Basic External Ring (STW-58 through 300)
RTW-6, RTW-7, RTW-8, RTW-9, RTW-10, RTW-11, RTW-12, RTW-13, RTW-14, RTW-15, RTW-16, RTW-17, RTW-18, RTW-19, RTW-20, RTW-21, RTW-22, RTW-24, RTW-25, RTW-26, RTW-27, RTW-28, RTW-30, RTW-32, RTW-34, RTW-35, RTW-36, RTW-37, RTW-38, RTW-40, RTW-42, RTW-45,RTW- 46, RTW-47, RTW-48, RTW-50, RTW-52, RTW-55, RTW-56, RTW-58, RTW-60, RTW-62, RTW-63, RTW-65, RTW-68, RTW-70, RTW-72, RTW-75, RTW-78, RTW-80, RTW-82, RTW-85, RTW-88, RTW-90, RTW-92, RTW-95, RTW-98, RTW-100, RTW-102, RTW-105, RTW-108, RTW-110, RTW-112, RTW-115, RTW-120, RTW-125, RTW-130, RTW-135, RTW-140, RTW-145, RTW-150, RTW-155, RTW-160, RTW-165, RTW-170, RTW-175, RTW-180, RTW-185, RTW-190, RTW-195, RTW-200, RTW-210, RTW-220, RTW-230, RTW-240, RTW-250, RTW-260, RTW-270, RTW-280, RTW-290, RTW-300
