Wrench SetEberbach Labtools Wrench Set for Waring blending assemblies Order No. 8770 . For removing and installing blending assemblies Consists of 5 wrenches: (A) for cap nut to secure the blades;(B) for large nut which secures assembly in container (2 wrenches supplied 7 8 and 15 16);(C) for holding drive shaft when removing cap nuts; (D) spanner wrench for securing bearing holder during assembly. Gap tool for aligning blending assembly Not for use with 4