New model with 2 clamps, no need extra clamps for holding fingerboard!The Fret Slotting Miter Box is for using to cut fret slots with a fret saw. The ball bearing guides the fret saw and make sawing accurate and faster, the fret saw is held perpendicular to the fingerboard, and the ball bearings can be adjusted to match the blade. The cutting depth is adjustable by turning the top thumbwheels.
The Fret Slotting Miter Box accommodates fingerboards up to 10mm thick and 74mm wide, Made of aluminum, 305mm long, there are 3 mounting holes for attaching to your workbench, the mounting screws and spanners are included.
The Fret saw in the picture is not included.