HEY No. 3 Automatic facing and centering Machine: Operator's Instruction Manual. Includes a copy of the Technical Sales and Specification Catalogue.
Manuals and Catalogues
HEY No. 3 Automatic Facing and centring Machine: Equipment for Short Work - Supplementary publication.
Hey No. 3 Automatic Facing and centring Machine: Manual of Standard Tooling to inch Standard with detailed illustrations.
HEY 10-inch Gear Tooth Rounding and Chamfering Machine. Operating and Maintenance Manual.
HEY 20-inch Gear Tooth Rounding and Chamfering Machine. Operator's Instruction Manual; two Manuals in one.