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A Hillman assortment of metric black zinc flat washers with variants sized M3 thru M16. Flat washers are great for adding resistance to your bolts and screws to prevent them from boring into the surface material and weakening it. When selecting a washer, be sure to pick one that matches the fasteners you are already using. The metric flat washers in this assortment feature a black zinc coating for improved resistance to corrosion. Full assortments of #33318 contain nine (9) refills comprised of Hillman item numbers #33319 - #33327.
- Flat washers are used to increase load-bearing surface under a fastener's head by distributing the load through the washer
- Flat washers prevent nuts and/or bolts from pulling or tearing through surface material
- Full assortment includes metric flat washer variants sized M3 thru M16
- Use a washer that is the same finish as your other fasteners
