Inlay kit with 3,2 mm cutter 1/4" shank

This product includes:

1 x Spiral down cut cutter 3,2 mm x 12,7 mm cut
1 x Guide bush 7,94 mm dia
1 x Inlay collar 7,93 mm to 14,3 mm dia

Guide bush ID4,8 mm
Guide bush OD7,9 mm
Collar OD 14,28 mm
Cutter D 3,2 mm (1/8")
Cutter C 12,7 mm (½")
Cutter OL 50,8 mm
Shank Diameter6,35 mm (1/4")