Obviously this isn't a top notch tool and it's pretty obvious once you start putting everything together. Things don't fit perfectly, but they fit snugly rather than loosely, so once fitted they feel secure. The shank, which doesn't allow the drill to go too deep, is a handy addition, but it didn't even go into the groove at first. As it was varnished we only had to press on it to remove some paint and then it went in easily and the screw holding it in place had to be tightened heavily…