I had to borrow a bit from some of the other reviewers when giving my review of this drill set. As one of the other reviewers noted, the shock driver is fantastic. On the other hand, like the one mentioned, the compact drill has a terrible cartridge. The first thing I got was when I inserted my drill bit about 12 inches, the wobble at the end of the bit was a full quarter of an inch. I installed drywall in my basement and when I drilled holes in it to put in anchors for some screws, even thisβ¦