Home / Lawn & Garden / Parts / Chainsaw Depth Gauge and File 27742 Chainsaw Depth Gauge and File 27742$11.99 Price may not be up-to-date. In Stock View Product Part Number: 27742 Brand: MIDWEST ENGINE WAREHOUSE Seller: Sears PartsDirect Categories: Lawn & Garden, Parts Not Returnable Description This depth gauge and file (part number 27742) is for chainsaws. Depth gauge and file 27742 lets you adjust the cutting depth of the chain. Follow the instructions in your owner’s manual when using this part.