This is a set consisting of 4 Short and 4 Long screws
Short screws used to secure a short (neck position) humbucker mounting ring on to a guitar.
Long screws used to secure a tall (bridge position) humbucker mounting ring to a body. Can also by used for short rings where the screw hole may be enlarged to give a deeper purchase into the wood.
Phillips Flat:
- 2 x 5/8 in. (short)
- 2 x 3/4 in. (long)