Blade wobble is an issue that can occur in any type of machine with a rotating blade, such as circular saws, miter saws and table saws. It is caused by either a mechanical problem or an imbalance in the blade itself.
Mechanical problems are one of the leading causes of blade wobble. If there is something wrong with the motor or drive system, it can cause vibration which will lead to blades shaking and potentially bending during operation. Additionally, if the bearings that support the motor shaft are worn out or not functioning correctly, it will also cause instability in the movement of the blade resulting in wobbling.
In addition to mechanical issues, imbalanced blades can trigger wobbling too. Blades come pre-balanced from their manufacturer but over time they may become out of balance due to wear and tear from use as well as environmental factors like temperature changes causing them to expand/contract differently on each side than when originally balanced by its manufacturer. The result would be an unbalanced weight distribution along its length which could lead to vibrations and eventually create blade wobble during operation.
Finally another potential cause for this issue would be loose mounting bolts connecting your blades' arbor flange (the part that attaches your blade onto your saw) to your motor shaft; if these bolts aren’t secured tight enough then they won’t provide sufficient stability between those two components creating vibrations throughout both parts thus producing more pronounced types of wobbles while operating your machine tools .
In order to diagnose what might be causing this problem you should first check whether any mechanical issues exist within your machines powertrain or drive mechanism before moving onto assessing whether or not you have any imbalances present among all areas connected directly above & below where your blades attach themselves on their respective arbors/spindles etc... Lastly double checking all nuts & screws used for mounting hardware pieces relatedly too so make sure everything has been properly fastened down securely according