가공사업부 주조사업부 제품소개 - 가공사업부 - 주조사업부 자동차 동력전달장치 상용부품 산업기계부품 산업기계부품 DIFF HOUSING COVER DIFF GEAR HOUSING TM40VD SPINDLE BRAKE PISTON SEAL RING DIFF HOUSING COVER DIFF GEAR HOUSING TM40VD SPINDLE BRAKE PISTON SEAL RING