. Manuel de construction usine, son coût et l'efficacité. K£- ,t w ^P^^^w Fig. 175. McCabes 2-breveté irir1 Double-Spindle.Tour de petite taille, de 24 à 40 pouces Swing. reste, renvois d'alimentation, avec l'arbre secondaire et fullequipment. Le prix, $375. Étang tour parallèle : 26-in., swing 10-ft. lit, complet, 500 $. McCabes 2 Breveté-en-L : 24 Tour à double broche-en.-40-en. (SeeFig. 175), lit 12-pieds de long, qui transforme 5 ft. entre les centres, triple orientée, complet avec plein de renvoi et de l'appareil ordinaire. Cette machine a de nouveau la main, et, d'alimentation de puissance d'arrêt auto-matic, retour rapide, volant et levier f

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. Handbook of construction plant, its cost and efficiency. K£~- , t w ^P^^w^ Fig. 175. McCabes Patented 2-irir1 Double-Spindle Lathe.Small Size, 24-40-inch Swing. rest, power cross feed, complete with countershaft and fullequipment. Price, $375. Pond engine lathe: 26-in. swing, 10-ft. bed, complete, $500. McCabes Patented 2-in-l double spindle lathe: 24-in.-40-in. (SeeFig. 175), bed 12-ft. long, that turns 5 ft. between centers, triple geared, complete with countershaft and full regular equip-ment. This machine has back gears, hand and power feed, auto-matic stop, quick return, wheel and lever feed. Spindle is coun-terbalanced. The table has vertical adjustment on column bymeans of handle operating gear in rack. Shafts are made of steel.Gears are cut two to one and cone has four steps, 3f| inchesto 8i5s inches diameter. Price $970. A new 20-in. Davis Upright drill, with back gears, ^»power feed, quick return and automatic stop. This weighs 700 lbs. and theprice net is $90. Fig: 176. A No. 2 Merriman Standard Bolt Cutter (Fig. 177), to thread411. Fig. 177. Merriman Standard Bolt Cutter.11/2-inch Plain Machine. 412 MACHINE TOOLS 413 bolts or tap nuts %-in. to 1%-in. right or left hand, weighs1, 200 lbs. and can be bought second-hand for $175 net. A single end-punch or shear weighs about 4, 500 lbs. and willpunch 1-in. hole through %-in. plate or will shear 4-in. x %-in.bars. A second-hand one will cost $300 net, while a new onewould cost about $500. A new Curtis & Curtis 4-in. pipe machine for hand or powe*rtakes from 1-in. to 4-in., right or left, weighs 525 lbs. net or650 lbs. gross, and can be bought for $170 net. A new No. 5 Champion three-geared ball bearing Upright, self-feed blacksmith post drill weighs 240 lbs. and costs $18.50 net. A hew circular saw, with wood table, weighs about 300 lbs.and costs $50 net. A new 30-in. band saw with iron table weighs about 850 lbs.and costs $100 net. Grindstone, machinists: 30-in., heavy, mounted on an ironframe, with shield and

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