Japanese stainless steel Fits most pet & equine clippers Rockwell hardness scale : HRC62 Comb beveling provides improved feed for superior clipping Bucchelli D series #30 Cuts hair to 1/50" - 0.5mm Barber/Beauty Size: #000 (Cuts like a 40) INCLUDES 2 BLADES FOR DISCOUNT ($30.99 PER BLADE) Compatible with Oster, Andis, Conair, Wahl, Laube, Thrive & most other clippers with snap on blades Additional Details ------------------------------ Product description: Japanese stainless steel Fits most pet & equine clippers Rockwell hardness scale : HRC62 Comb beveling provides improved feed for superior clipping Bucchelli D series #30 Cuts hair to 1/50" - 0.5mm Barber/Beauty Size: #000 (Cuts like a 40) INCLUDES 2 BLADES FOR DISCOUNT ($30.99 PER BLADE) Compatible with Oster, Andis, Conair, Wahl, Laube, Thrive & most other clippers with snap on blades