We are happy to introduce a new patent pending product that is the Oscillating saw / multi-tool blade sharpener, that provides tradesmen and homeowners with a quick and easy way to to effectively sharpen oscillating saw blades also known as multitool blades. The benefits are cost savings on blades while allowing the user to have constant access to sharp blades. The blade sharpener is made up from 15 1/32 thick x 3 inch diameter metal cutting disk separated by 1/16 thick rubber washers on a 3/8 inch arbor. The overall width is an inch and a half wide. To be used in a hand drill only. Always wear safety goggles for eye protection when using the blade sharpener . *Comes in a clear plastic protective storage container.