Ajax AJ155 Radial-arm Drilling Machine. Operator's Instruction and Maintenance Manual; includes an electrical schematic and a copy of the maker's Sales and Technical Specification Catalogue.

Ajax AJ35 Drilling Machine: Operating Manual and Parts Manual as Drawings. Includes a copy of the Ajax Drills Sales & Technical Specification Catalogue

Ajax AJ40 Drilling Machine: Operating Manual and Parts Manual as detailed drawings. Includes a copy of the Ajax Drills Sales & Technical Specification Catalogue

Ajax AJ50 Drilling Machine: Operating Manual and Parts Manual as Drawings.Includes a copy of the Ajax Drills Sales & Technical Specification Catalogue

Ajax AJ60 Drilling Machine: Operating Manual and Parts Manual as detailed sectional drawings. Includes a copy of the maker's Sales and Technical Specification Catalogue.

Ajax AJBM16 and AJPM16 Drilling Machine: Operating Manual and Parts Manual as Drawings.

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. . Although not machine-specific in content, it covers the the "Minor", "Major" and similar variants and, being a double-edition manual, it should help with most versions.

Warco Taiwanese Mill Drills also  badged as 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.