AJAX Machine Tools. AJAX were not manufacturers but importers and distributors who badged machines as their own.

Taiwanese Mill Drills badged as Naerok, Warco, Nu-Tools, Sealey,  Whitecote, Excel, Draper and Ajax, etc. . Covers the Types FR-30, RDM-400/500M/500MF, "Minor", "Major" and similar variants. A double-edition manual that will help with all versions.