Stainless Steel Cutter Blade, Compatible with Blenders. The hardened stainless-steel cutting blades never need sharpening, and dual stainless-steel bearings enhance blade longevity while ensuring quieter operation of the blender. Designed for convenient on-site replacement with an existing compatible container. Fits standard household 64 oz and 32 oz containers, as well as standard commercial 64 oz, 48 oz, and 32 oz containers. Does NOT fit the new household low-64 or 48 oz containers, or commercial MP, XP, Advance, or XL containers. Color: silver + black Material: metal + plastic MODEL NUMBER - for Drive Socket Kit DURABLE & STRONG - The kit is crafted from high-quality materials with durability testing conducted for long-lasting use. You won't need to worry about frequent replacements, saving you time and maintenance costs. COMPATIBILITY - The socket connects the motor to the blade assembly and safeguards the motor in case the blade assembly is obstructed from rotating. This replacement drive socket kit is not compatible with the XL. EASY TO INSTALL - Replacing the drive socket kit will take approximately 10 minutes. DIY installation provides a sense of accomplishment. Package Contents: 1 x Blade 1 x Drive Socket 1 x Hex wrench (Random Color, no color selection available) Only the items listed in the package are included; other products are not part of the package. Note: Lighting and different displays may cause the item's color in the picture to differ slightly from the actual item. Measurement tolerance is +/- 1-3cm.