I love it and end up using it a lot but I really wish it had an adjustable depth. I was sent here via a link to a video of The Wood Knights talking about his cool part, but it's not the model he has. However, it is better than traditional countersunks that simply lock the ring. with set screw. This one also has a set screw, but where it makes contact with the drill itself, the drill shank is flattened. This prevents the bit from popping out when drilling, which happens every time I use aβ¦