Easy to install and replace: Our blender coupler and wrench make it simple to manually remove and service your blender tools. Safe and reliable: Made of high-quality plastic and metal materials, our couplers are wear-resistant and durable, ensuring long-term and effective performance. Convenient usage steps: Simply turn off the power, pry up the old coupling with a screwdriver, wipe the threads, and tighten the new coupling counterclockwise. Practical and convenient: When your blender joint becomes loose or weak, our coupler compatible wrench set allows for easy replacement, saving you time and effort. Wide compatibility: Our couplers fit KSB5 KSB3 and various replacement part numbers, including 9704230, WP970430vp, WP9704230, AP2930430, and more. Description: Introducing our blender coupler and Wrench Set, the perfect solution for maintaining and repairing your blender. Made with high-quality plastic and metal materials, our couplers are wear-resistant, durable, and built to last. With easy installation and replacement, you can effortlessly service your blender without any hassle. Simply ensure the power is turned off, use a screwdriver to pry up the old coupling, wipe the threads clean, and tighten the new coupling counterclockwise. Our coupler set is compatible with blender KSB5 KSB3 and various replacement part numbers such as 9704230, WP970430vp, WP9704230, AP2930430, and more. Don't let loose or weak blender joints slow you down - replace them with our practical and convenient coupler set for long-term and effective performance. Item Name: Blender Coupler Material: ABS, Metal Function: Transmission Wheel Usage: Manual Accessory Types: Soy Milk/Mixing/Grinder Accessories Features: Replacement Part, Perfect Fit, Professional Size Details: Length: 3.5cm/1.38" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2pcs: 2 x Blender Couplers 1 x Spanner or 3pcs: 3 x Blender Couplers 1 x Spanner or 4pcs: 4 x Blender Couplers 1 x Spanner