Oster Skip Tooth Detachable Pet Clipper Blade, Size 7 (078919-056-005) Size 7 detachable pet clipper blade cuts to 1/8 inch (3.2mm) Ideal for removing matted or heavy, coarse coats Fits Oster A6, Golden A5, Turbo A5, Power Max, and PowerPro Ultra Clippers Heat treated to more than 1,000 degrees F for added toughness and strength Cryogenically frozen for durability