Original Oster Cryotech Combo Set Blades FOR CLIPMASTER 78511-126 Upper and Lower Blade Combo Set for ClipMaster Clipping Machine Made in USA Cut Length:1/16" Catalog Part Number: 61511-12 / 1511-01 / 1511-02 / 84AU & 83AU Keep your Oster ClipMaster Clippers running like new with replacement blades. Medium blades fit both the Variable and Single-Speed models. Great for full-body strip-downs and heavily matted coats. Combo Pack includes both top and bottom blades. Oster Large Animal ClipMaster blades offer unparalleled performance. The revolutionary cryogenic freezing process hardens the blade making it more durable and efficient. Both the Top Blade (78511-016) and the Bottom Blade (78511-026) packaged together for your purchasing convenience.