WD® Screw Shop In A Box Guitar Screws Assortment. This 1148 piece assortment features virtually every type of screw needed for guitar work. There are screws for pickup height, pickguards, neck mounting, strap buttons, truss rod covers, tuning machines, etc. Naturally we supply these screws in proper, correct replacement sizes in nickel, black, and genuine gold plate. The complimentary high impact cabinet is pre-labeled for convenient reordering.