[serenagh]

Cutting metal to a specified length (including how to measure and mark it)
Bolting two pieces of metal together (I.e. Learning how a bolt/lock nut work together, how to tighten and loosen these)
Bolting two pieces of metal together at a right angle.
Identifying different bolt types/sizes (may vary depending on what you stock- we have 1/4-20, 10-32's, and 10-24's primarily).