CAT, Ekskavatorius krautuvas, 420D, 424D, 426, 426B, 426C, 428, 428B, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 446, 446B, 446D, M312, M313C, M315, M315C, M316C, M318, 5W6367