Suki Washer is excellent to use as a washer, spacer, seal or lock Made of high-grade plastic that is resistant to corrosion Absorbs noise and shock, thus reduces chatter and vibration Will not gall or scratch mating parts Dimensions: Inner diameter6.3mm; Outer diameter 17mm Pack contains 12 pcs Ideal for applications involving electricity or temperature Lightweight and durable Excellent wear and tear performance Corrosion resistant