machine tool Dual column horizontal band sawing machine is a widely and popular good-sized cutting machine machine toolDual column horizontal band sawing machine is a ... and industry standard GD/T4318.3-2002.This machine adopts advanced double column (round type) dragon gate structure.The saw frame glides ... plain.Model: GD42120, GD42100, GD4280, GD4270, GD4265, GD4250, GD4240, GD4232 machine tool