WD® Guitar Shop In A Box Guitar Parts Assortment. This is the perfect assortment to get started in guitar repair. Even if you’ve been at it a long time, the additional discount makes it an unbeatable value. The kit features pots, switches, jacks, screws, mounting rings, etc. For a total of over 800 items! We even throw in a great Homak 39 drawer organizer, sits on your shelf or hangs on the wall.