Your corded angle grinder suddenly smells like burnt plastic, runs slow, or refuses to start at all. You suspect the motor is shot, but the real culprit might be the stator, the stationary coil inside the motor housing. A bad stator is one of the most common serious failures in corded angle grinders, and the…
Power tool batteries lose charge over time, even when they sit untouched. Lithium ion batteries self discharge at a rate of about 1.5% to 3% per month under normal conditions. Older NiCd and NiMH batteries drain even faster. Extreme temperatures, improper storage, and leaving batteries attached to tools all speed up this process. The good…
Your rotary tool clicks but nothing happens. You press the trigger, and the motor stutters or refuses to spin at all. Maybe the speed control has stopped responding, or the tool turns on and off at random. A faulty trigger switch is one of the most common reasons a rotary tool stops working properly, and…
You pulled your 18V cordless drill off the shelf, slid the battery in, and pulled the trigger. Nothing happened. The charger blinks, the battery sits lifeless, and you start wondering if you need to buy a brand new battery pack. The BMS is a small circuit board inside every lithium ion battery pack. It monitors…