Home / Lawn & Garden / Parts / Post Hole Digger Grommet 300463 Post Hole Digger Grommet 300463$6.69 Price may not be up-to-date. In Stock View Product Part Number: 300463 Brand: KOL LTD Seller: Sears PartsDirect Categories: Lawn & Garden, Parts Not Returnable Description This grommet (part number 300463) is for post hole diggers. Grommet 300463 protects and holds the fuel line as it passes through the engine shroud. Wear work gloves to protect your hands when installing this part.