I thought this was expensive considering it's a couple of plastic.

6 Pieces 1 Inch Thick Reducing Bushing Adapters Steel Reducer Bushing for Bench Grinding Sanding Wheels Id 1/2 Inch Od 5/8 Inch, Id 5/8 Inch Od 3/4 Inch, Id 3/4 Inch Od 1 Inch (3 Sizes) I have a vintage craftsman bench grinder that had a horrible vibration.

Over the years, we have received several requests concerning the rules regarding if and when a reducing bushing can be used to mount a grinding wheel onto a machine.

It was very loud and had to be bolted to a heavy stand or it would walk around /5. 3 Kind of 1 Inch Thick Reducing Bushing Adapters Id 1/2 Inch Od 5/8 Inch Id 5/8 Inch Od 3/4 Inch Id 3/4 Inch Od 1 Inch For Bench Grinding Wheel Sanding Wheel 3 Pcs.In Stock. Sold by EMILYPRO and ships from Amazon Fulfillment. FREE Shipping on orders over /5. Reduce the inside diameter of a bearing to fit a particular axle size.

Also known as spanner bushings. Reducer Bushings for Bench and Pedestal Grinding Wheels Insert these bushings into the arbor hole of your grinding wheel to attach wheels to smaller diameter shanks.

The smallest shank diameter size listed is the smallest allowed for that size wheel. This reduces vibration and ensures the grinding wheels run “true”.

Reducing or telescoping grinding wheel bushings offer the added advantage of allowing you to use a grinding wheel on an arbor that’s smaller than the wheel’s arbor hole.

They effectively function like an adaptor for grinding wheels. As a specialist supplier to the metalworking industry, MSC Industrial Supply distributes a number of different grinding wheel bushings.