Joshua Heap - Heap's Screwing Machines. Detailed, full-range Technical Specification Catalogue showing every variety of model made. Available as the maker's original, hard-back copy of a high-quality reproduction. 90 pages.
Manuals and Catalogues
HEAP (Jushua Heap) Screwing Machine (Threading Machines). A complete data pack that covers using all types consisting of the General Instructions and individual manuals for the: 1-inch tangential; 4-inch Tangential; 4-inch UR, 4-inch URT and 4-inch UT. Includes a copy of the maker's detailed Sales and Specification catalog with details of the tangential die holders.