yurong

PVC FILM : BIND THE FILE TOGETHER WITH PLASTIC COMB BINDING OR DOUBLE WIRE BINDING COULD PROTECT THE FACE OF FILE AND MORE PERF Clear PVC filmThickness: 0.15mm, 0.18mm, 0.2mm, 0.23mm, 0.25mm, 0.28mm, 0.3mmSize: A4 and A3Package: 100 pcs/bag, 10bags/carton. 100pcs/box, 10boxes/carton. All colors are available such as red blue yellow green and black Certification: SGS, ISO9001

these springs are wide used.such as the seat belt.the tension for the window of the car. these springs are similar to the clock springs, it always used in the car tension, the height adjuster and ect.