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Concrete Mosaic Grinder

The PrepMaster 174 floor grinding machines by Substrate Technology, Inc. come in a variety of working widths, motor HP, electrical power supply, and electric or propane versions for most every need or application thought possible.. Choose the PM Jr. model for small residential applications the mid-sized 2807, 2420, or 3030 models for mid-sized projects or the 4430 model for larger jobs that ...

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