Andis ProClip AG2 2-Speed Detachable Blade Clipper, Professional Animal Grooming, AG-2 (22215) Plus an Extra Blade Powerful, 2-speed, heavy-duty clipper. Cool running smart design. Extremely quiet operaton. Shatterproof housing. This clipper comes with a size 10 blade and The extra blade will be whatever size the manufacturer gives us as freebee and we can not choose the size of the extra blade.