China Caterpillar Motor Grader esikhundleni 16G Ripper namazinyo 6Y0359 Caterpillar Bulldozer D5 D6 D7 D7H Caterpillar Loader ne front Ripper 973 977 983 Penetration non-centerline R350series 6Y0359 abakhiqizi nabaphakeli | Minter Imishini