Purple Cows 1043 Click Blade Replacement Cartridge, Scored Edge, Purple Scoring click blade - single pack For use with purple cows trimmers and freestyle mouse, models 1030, 1040, 1040c, 1050, 1060, 1071, 6040, 6045, aldi 3839 and 6446 Easy to change blade styles Blade handle means no contact with sharp blade Scoring blade will last approximately 6000 cuts