... unilateral stroke(mm): 150Key Features:1) beam with 120 * 80 square tube made of special, pull up to 50 more ... dual chuck control, network folders a smooth, non-slip net.4) Chuck imports of rubber within the mat attached, non-shedding ... temperature electrostatic spray machine, with corrosion resistance, abrasion resistance, not easy to aging and so on. HJ-1215 semi automatic stretch machine for mesh