Author Question: Re-threading dies are used to: A) Cut occasional new threads B) Re-cut rusty or damaged threads ... (Read 99 times)

chandani · **on:** Jul 26, 2018

Re-threading dies are used to:

A) Cut occasional new threads B) Re-cut rusty or damaged threads
C) Repair damaged threads on hardened bolts D) All of the above

Question 2

Nonferrous metals such as aluminum and brass should never be ground on the aluminum oxide wheels found on most pedestal grinders.

Indicate whether the statement is true or false