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To begin, cut grooves 34 to 1 in.Deep in cracked or deteriorating mortar using a 4-12 in.Angle grinder fitted with a diamond blade.Push the blade into the joint until the grinder head contacts the brick, and make a single pass along the center of the joints.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.