Home / Lawn & Garden / Parts / Chainsaw Sharpener Stone, 5/32-in 28840 Chainsaw Sharpener Stone, 5/32-in 28840$11.43 Price may not be up-to-date. In Stock View Product Part Number: 28840 Brand: MIDWEST ENGINE WAREHOUSE Seller: Sears PartsDirect Categories: Lawn & Garden, Parts Not Returnable Description Chainsaw Sharpener Stone, 5/32-in