Like all the dozens of bits I have in my shop, they are virtually all Whiteside and I will continue to buy and use them daily because of the reliable quality that they are made in America , I can recommend without hesitation.
Excellent nozzle for rounding compound parts easily. I mainly use it on the front frames of cabinets. A small guide sleeve allows the bit to enter the corners of the part, unlike similar bearing bits they always leave a small area intact. worth your money.