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United States Aggregate Map for Determining Concrete Hardness

November 21, 2016

Knowing the type of aggregate in the concrete or asphalt to be cut influences the performance and selection of diamond blades and drill bits. Aggregate, the stone, gravel and sand used in concrete and asphalt, varies by geographic region and often, even within a specific location.

Using the Clarke American OBS18 Orbital Floor Sander to Refinish Floors

November 9, 2016

Here is the American Sanders video on an introduction to how to refinish a floor with the OBS18 Orbital Floor Sander. It may help you with your decision on whether the OBS18 will work for your project and will display its capabilities.