1. High- string cutter ensures precise cutting of all kinds of strings. 2. Guitar strings magnetic winder with 360° rotation for fast stringing. 3. Bridge pin puller for easy removal of bridge pins and knobs. 4. 7 tools in one, suitable for all kinds of situations, is a super-efficient string restringing tool. 5. Hexagonal spanner x3 (3mm, 1.5mm, 1/20"), one-point screwdriver x1, suitable for a variety of guitar/ common screws, support Vintage Tremolo/ Fixed/2-Point Tremolo/, compatible with locknuts. 6. All main parts have been reinforced, light weight and high strength, very suitable for professional guitarists and guitar technicians to use. Specifications: 3mm hexagonal spanner for adjusting the height of , bridges and locking nut to lock the tremolo bridge. 1.5mm hexagonal spanner for adjusting the saddle height of the bridge. 1/20" hexagonal spanner is for adjusting the saddle height of bridges. Color: Black Material: plastic Package Contents: 1*Guitar String Cutter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.