The mechanic's tool book. With practical rules and suggestions for use of machinists, iron-workers and others (1868)
Harrison, William B · New York, D. Van Nostrand · leaf 145
the manner described. There is but one original method of graduationor spacing index-plates which the mechanic canemploy with any profitable result when he has anindex-plate to originate, and this method is simple,and can be employed by any one who feels so dis-posed. The first step is to bend a… … Fig. 31. a drill will not wear them or increase their size.Then take a long strip of sheet-metal which maybe of brass or iron as is most convenient, or evena piece of narrow loop iron will do, and scribe astraight line longitudinally and centrally upon it.Place the loop at a right angle to the…
Machine-shop practice · Tools
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
