120 



MA.-IIIM; M;A\VI\<; AM- hi 



ISK 111. Draw to Kale, full si/.-. .1 !><>lt 1 im-h di.i 

 4 inches long. Make the head and shank <>f r an<l 



the nut hexagonal ; show a washer under the nut. ami drau tin..- 

 threads of the screw more than are contained within tin nut. 



Draw also an end \i.\v looking on tin- nut. 



A 1-iiu-li lx)lt has eight thread- p-r inrh. Thr triangular thrrails 

 may be drawn with tlu- (J0 set-square, and tin- |.r..jrrti..n .f a lu-lix 

 may be represented by a straight lin< 



EXEH m Hi': Force Pum/?. Three views, A, B, and C, are 

 shown. Yir\v A is m>t to K- drawn, l.ut dinunsions for thr 

 views must be taken from it. 



Draw the elevation B, showing the Uft-hand half of it in .- 

 as in fig. 113, and the right-hand half not in section, l.ut in out 



k-vatioli. 



Draw and complete the plan C. Scnle thn c-( 1 uartcrs. 



Fra. 113. 



