. Canadian machinery and metalworking (January-June 1919). Die Head Cuts Perfect Threads The H. & G. Die Head illustrated is only 3% outsidediameter, yet it will cut from the smallest up to 1standa d thread and up to lVs fine threads. Forabsolute proof ofits ability to stand up and givegood results, see the perfect threads it cuts onnickel steel. You can see these many places, but in almost any automobile oraeroplane plant for cer-tainty. Made in 9/16, 1, 1V2 and2 sizes. No stronger, more durable,more accurate Die Headwas ever made. Ask for Catalog Eastern MachineScrew Corp. Conn. on Nickel. U
. Canadian machinery and metalworking (January-June 1919). Die Head Cuts Perfect Threads The H. & G. Die Head illustrated is only 3% outsidediameter, yet it will cut from the smallest up to 1standa d thread and up to lVs fine threads. Forabsolute proof ofits ability to stand up and givegood results, see the perfect threads it cuts onnickel steel. You can see these many places, but in almost any automobile oraeroplane plant for cer-tainty. Made in 9/16, 1, 1V2 and2 sizes. No stronger, more durable,more accurate Die Headwas ever made. Ask for Catalog Eastern MachineScrew Corp. Conn. on Nickel. USED STEAM ENGINES FOR SALE One Left - Hand Improved HorizontalSimple Automatic Laurie Corliss Engine. Diameter of Cylinder 28 Length of Stroke of Piston. 48No. of Revolutions per minute 75 Fly Wheel 18 x 12V2 Face Weight 40,000 lbs. Rated Horse Power 625 I. H. P 700 Max 950 One 25 x 50 Left-Hand Wheelock 201/2 x 46 Left-Hand Wheelock En-gine. These engines are in excellent condition. Photograph and full particulars will besent on application to GUTTA PERCHA &i RUBBER LIMITEDToronto, Canada January 16, 1919. GA N A I) I A N M ACM I N K R V WHITCOMB-BLAISDELL The Planer With the Second-Belt Drive A smooth, easy reverse—which permits higher cuttingand return speeds yet prolongs the life of the entiremachine—that is the outstanding feature of this dis-tinctive Whitcomb-Blaisdell Second-Belt Drive. Our Planer Book gives the details of design and con-struction. Write for it. Whitcomb-Blaisdell Machine ToolCompany Worcester, Mass., 26 x 32 inchWhitcomb-Blaisdell
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19
