>>[Packing Include] : 2 x 9704230 Blender Drive Coupling and 1 x Spanner Removal Tool. Dimension: OD 36mm/ 1.425inch, Height 15.75mm / 0.62 Inch >>[Replaces Part Numbers] :WP9704230VP, WP9704230, PS11746921, AP2930430, PS401661. >>[Compatible Brand]: Compatible with KSB3 KSB3 KSB5, KSB3WH0, KSB3AC0, 4KSB5WH0, KSB3, KSB3WH, KSB5, KSB5WH, KSB3-4, KSB5-4, 5KSB5-4, KSB5SS-4, 5KSB52-4, KSB5, KSB33, KSB5-3 HOW TO USE: the blender shaft has a cut-out and it's not round. wiggle the wrench around until wrench teeth grab on the cut-out position. once it's locked, hold the wrench still in lock position with one hand and rotate the coupler clockwise with the other hand. >>[Premium Quality] Premium parts Not OEM, BUT QUALITY IS THE SAME AS THE OEM STANDARDS. Design improved for more durability, Stable. Easy to Install. >>[Enjoy Premium Service] We think Customer satisfaction is our priority; So if you are not completely satisfied you can ask for a replacement or full refund, whenever you purchase our product. If you have any problems, feel free to contact us! Disclaimer All product names, brands, logos, and or other trademarks within our sales information are used to simplify the identification of the proper parts for electrical appliances. None of the companies or trademarks affiliate with, endorse or sponsor us or our products.