KEARNS "S Type" Horizontal Borer: Operating and Maintenance Manual (including Optimetric Measurement System). Includes details for both the "Spindle" and "Facing Chuck" Models, an electrical schematic and a copy of the maker's detailed 65-page Sales and Specification Catalogue giving, with superb photographs, much additional information about accessories and attachments for Kearns borers. This set of publications represents a complete data pack for the Kearns S Type.