This Bosch 1/2 x 1 bit was purchased to replace the Bosch 1/2 x 1 template bit which came in a 3 piece set. I had failed the original bit and chipped off the carbide on the tip. I've used it quite a bit and probably tried to squeeze out too much material too quickly. The only thing I don't like about these bits is the clamp screw that holds the bearing in place. I've learned over the years, every time I use these beats I always check to make sure the learning is good and solid. I've had a set…