I?ve used this one for a year now and it?s held up great. I even used it to cut the holes in my back bumper for my LED light pods and it did the trick. It did get pretty hot to touch bit kept chugging.
WEN 2305 Rotary Tool Kit with Flex Shaft
https://www.amazon.com/dp/B003BYRFH8...ing=UTF8&psc=1

Open box review
https://youtu.be/t0bRpDAYafw

Get ya some of these as well. They come in handy more than you think.
AUSTOR 60 Pieces 1 inch Abrasive Wheel Buffing Polishing Wheel Set 4 Grits Polishing Wheel with Free Box for Dremel Rotary Tool https://www.amazon.com/dp/B07BNCB8TW..._t67K5Iv3x5FDg