Do It with Tools and Machines 



A rule tape 

 for sidewalk 

 use. The 

 handle saves 

 the opera- 

 tor's back 

 and a coil 

 spring re- 

 turns thetape 

 to the tool 



A steel storage drawer being subjected to a three 

 thousand-pound weight in order to test its strength 



SET SCRLW 



TOOL 



RUBBER HOSE- 

 CLAMP - 



A regulator 

 for hose dis- 

 charge. The 

 farther the 

 hose is pressed 

 in the clamp 

 the less water 

 is discharged 



Below: A 

 recoil tool 

 holder which 

 takes up vio- 

 lent shocks 

 when the tool 

 strikes against 

 an object 



Compound lever snips 

 which give an evenly 

 distributed cutting 

 strain from the throat 

 to the point of blade 



OPENINGS IN COLLAR WHICH 

 PERMIT ADJUSTMENT OF SPRING^ 

 \ TENSION. 



A closed bushing with 

 top that can be eas- 

 ily removed with a 

 screw dri\-er or pliers 



A machine for making and sharpening bits 

 on drill steel. It is operated by means of 

 compressed air. A single lever controls it 



695 



A plain drill -press tur- 

 ret-head for use where 

 several op>erations are 

 to be performed for 

 interchangeable parts 



