Bearing guided adjustable finger joint set that can produce up to 5 fingers per joint. This type of glue joint extends the glue line giving extra strong joints. Fully adjustable you can produce single and multiple joints by changing the cutter configuration. Board thickness: single 11-16mm, two 16-21mm, three 21-26mm, four 26-31mm and five 31-36mm. Finger depth 6mm with a feathered profile. Please note, the timber needs to be machined square before jointing. Supplied with one bottom cutter, 5 x finger cutters, ball bearing guide, shims, spacers and washers. 1/2" shank arbor. Storage case.