. Canadian forest industries 1916. Lumbering; Forests and forestry; Forest products; Wood-pulp industry; Wood-using industries. Square Shank Pin "Hercules" Combination Malleable Iron and Steel Chain Rivet . Pin To Insure Maximum Elevator and Conveyer Service Under Heavy Duty—In Gritty, Abrasive, Damp or Acid Conditions Use Jeffery Square Shank Pin "Hercules" Chain The SQUARE SHANK PIN CONSTRUCTION holds the pin absolutely rigid in the outside steel bars—confines the wear to inside of solid links— practically no wear on outside links. ' These Chains are the "GREAT SUBST
. Canadian forest industries 1916. Lumbering; Forests and forestry; Forest products; Wood-pulp industry; Wood-using industries. Square Shank Pin "Hercules" Combination Malleable Iron and Steel Chain Rivet . Pin To Insure Maximum Elevator and Conveyer Service Under Heavy Duty—In Gritty, Abrasive, Damp or Acid Conditions Use Jeffery Square Shank Pin "Hercules" Chain The SQUARE SHANK PIN CONSTRUCTION holds the pin absolutely rigid in the outside steel bars—confines the wear to inside of solid links— practically no wear on outside links. ' These Chains are the "GREAT SUBSTITUTE" for many Detachable Chains working in rough or gritty conditions, and work over many sizes of Standard Sprocket STEEL SIDE BARS are of high carbon steel or manganese steel, and are interchangeable. The Square Holes maintain pitch by preventing the turning of pins. SAW MILL MACHINERY Write for copy of Catalog and Price-List No. 160-6, featuring our complete line of Chains, and Attachments, Sprockets, Power Transmission Machinery, Elevators, Conveyors for handling Logs, Lumber, Refuse, etc. The Jeffery Mfg. Co. Canadian Branch and Warerooms, MONTREAL (We carry a stock of Standard Chains, Sprockets, Spiral Conveyor, Gears, Elevator Buckets, Bearings. Hangers, etc.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Don Mills, Ont. : Southam Business Publications
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectforestsandforestry
