... the asphalt surface, cement road surface, concrete goods and stone of municipal, construction, telecom, highway, bridge, free water pipes ... and Airport construction projects. With the use of the diamond cutters, longer service life is guaranteed. The cutting speed is ... lubricate and cool the blades, which enhances the service life of the blades. 1.ZP40 without bladeZP40 (gasoline engine, Honda GX270 / ...