This is a genuine OEM sourced replacement part, not an aftermarket imitation. It is specially manufactured for use with MTD and Troy-Bilt chippers and shredders. This special flat head screw is generally used to secure the chipper blade. It has a hex socket head and it is sold individually.
This is a genuine replacement part manufactured for use with chippers. The blade fits onto the flat portion of the impeller and is used to breakdown material being chipped. The chipper blade is sold individually.
This is an original Craftsman replacement part manufactured for use with paint sprayers, tillers, spreaders, and yard vacuums. The special knob is commonly used as a wing nut, and its application can vary depending on the model of equipment. This knob is available as an individual replacement part, please see model diagram for part location and usage.