... and etc .Since its foundation in 1992, has provided professional quality service to thousands of units. After years of development, the ... for oil depot, flammable, explosive railway location operation.ISO9001:2000 quality system authentication unitSecond, the technical parameters:1, the biggest ... drilling diameter: φ 322, the profile size: LWH 650 x 75 x 10003, the machine quality: 8 kg