Review on Grinder D Backing Plate Making Grinder Industrial Power & Hand Tools by Aaron Parish

One thing to say, they say the center hole is 1/2 inch which led me to believe it had SAE threads, not the case when the ones supplied The screws are metric M12, they were too long, so bought the shorter ones also had nothing to complain about (sharp edges) again, no problem, the quality-price ratio is good, everyone said.