Used for the expanding of cracks before sealing, then there is enough bonding surface while sealing, in order to keeping the life span of the sealant.
1.Special vacuum devices make it no dust during grooving.
2.Gasoline Kohler engine, 27hp, air-cooled, with two cylinder. Triple air filter maximizes the life span of engine.
3.Cutting depth adjustable: 0-35mm,cutting width adjustable:10-50 mm.
4.Special design of electromagnetic clutch make it more safety and economic efficiency. And save the engine gasoline consumption.
5.V diamond blades can be optional.