: A well-tuned saw should run smoothly. Excessive shaking often means unbalanced wheels or a lumpy drive belt.
Bring a and a flashlight to inspect these critical components:
Buying a used bandsaw is a smart way to get high-quality machinery for a fraction of the cost, but it requires a careful eye for mechanical wear. Use this guide to evaluate your next potential purchase. Before traveling to see the saw, ask the seller:
: Turn the tracking knob to see if the blade moves predictably to the center of the wheel. Test the tensioning mechanism to ensure it isn't stripped or binding. 3. The "Power On" Test
(to check table-to-blade 90° and table flatness). Sample Wood (a scrap of 2x4 or hardwood for a test cut).
Specifically, ask about the trunnions (the brackets that hold the table) as they are often cast aluminum and can be difficult or expensive to replace if cracked.