Changing blade: Remove blades - Holding clipper firmly, push blades away from front of clipper. Blades will come off in one piece. Replace blades - Place bottom of tab of blade chassis into space provided in trimmer housing and snap into place.
Wahl Tid-Bit Clipper Replacement Blade
Dimensions: 1.25" L X 1.25" H
Model: Model #30 fine/surgical cut
Additional Product Information: Fits Wahl Tid-Bit & Peanut Clippers