[Wide Compatibility] Replacement blades for clippers compatible with corded or cordless clippers, models: 8148, 8504, 8591. Not suitable for trimmers. [Tips] Scissor blades are made of carbon steel; please keep the blades oiled. The blade has been oiled before shipping and may accumulate dust during transit. Please carefully check the blade size and hole position to ensure compatibility before purchasing. [Easy Installation] These scissor replacement blades are easy to install; simply follow the instructions for convenient setup. [High Quality] The blades are made of high-quality steel material with excellent craftsmanship, providing reliable performance for haircutting. [Professional Precision] Blades feature a 2-hole design for both fixed and movable blades. Adjustable blade clearance offers long-lasting performance. Standard replacement blades intended for professional use. Color: Black Material: Stainless steel + ceramic Package Contents: 2 x Replacement Clipper Blade Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.