. Canadian machinery and metalworking (January-June 1919). 4 to %. A rivet in three seconds, size 7/16 to %. And on special order we build machines to handle rivetsup to 1% with proportionate rapidity. Built in eight sizes. Besides riveting, the High Speed Riveting Hammer doesall kinds of peining, swaging, upsetting, etc. Send us sample assembly parts with rivets or sketch ofyour work, and Let us shoulder your riveting problems. Send for the High Speed Hammer Book. THE HIGH SPEED HAMMER COMPANY, INC. ROCHESTER. // what you need is not advertised, consult our Buyers Directory and write adv
. Canadian machinery and metalworking (January-June 1919). 4 to %. A rivet in three seconds, size 7/16 to %. And on special order we build machines to handle rivetsup to 1% with proportionate rapidity. Built in eight sizes. Besides riveting, the High Speed Riveting Hammer doesall kinds of peining, swaging, upsetting, etc. Send us sample assembly parts with rivets or sketch ofyour work, and Let us shoulder your riveting problems. Send for the High Speed Hammer Book. THE HIGH SPEED HAMMER COMPANY, INC. ROCHESTER. // what you need is not advertised, consult our Buyers Directory and write advertisers listed under proper heading. February 6. 1910 C A N A I) I A N MACHINERY 105 AUTOMATICCOLLAPSING andRE-SETTING NAMCO TAPS Embody all those principles essential to the rVpid and economicalproduction of clean-cut threads—(1) Rigidly held chasers; (2)Positive collapsing; (3) Rapid withdrawal of tap without injur-ing threads and automatic re-setting. Its all in the construction. Specific quotations on your work. Capacities,. THE NATIONAL ACME COMPANY New England PlantWINDSOR, VERMONT CLEVELAND, OHIO Canadian PlantMONTREAL, Branch Offices: New York, Boston, Chicago, Detroit, Atlanta, San FranciscoRepresentatives in Foreign Countries Makers of Gridley Single and Multiple-Spindle Automatics at Windsor, Vermont, and Acme Automatics,Threading Dies, Collapsing Taps and Screw Machine Products at Cleveland, Ohio. RICKERT-SHAFER The smooth drive reduces the strain onthe taps—they wear longer—and thereare fewer delays from taps breaking inthe work. R-S Tappers ensure faster tapping andquicker assembling. Friction drive, absorbing all theshock, allows a chuck speed of140 on ^g-in. work—50per cent, faster than the usualtapping speed for that size. Usesbut 1 Write for specifications The Rickert-Shafer Co. i ERIE, PA., •RED HERBERT. Foreign Agent, Coventry, England Save Tap Breakage
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19
