Plumbing is specialized work, and it has always demanded specialized tools. How well do you know the tools of the trade? Take our quiz and find out!
{{CorrectAnswer01}}
b. The orbital locking mechanism for the saw’s blade.
c. It refers to the shape of the Scotch yoke-type drive used in many recip saw designs.
d. Variable speed sensitivity.
a. 1879
b. 1888
{{CorrectAnswer05}}
d. 1902