 Three further ships, "S.A. Letaba", "S.A. Tzaneen" and "S.A. Drakenstein" were built in Scotland, entering service in the mid-1960s.They had the same hull design as the Dutch-built ships but used B&W engines at approximately 9,650 BHP.The following three sister ships were the heavy lift vessels in the Safmarine fleet, also for carrying general cargo.