1. hoop ring and screw materials used in the iron nickel plating
2. steel strip materials using #201 stainless steel (#304 stainless steel available)
3. width is the standard of 12.6 MM, thickness of 0.6 MM
4. diameter 8-12 mm to 1580-1600 mm, stroke: 20 mm (According to the requirement)
5. The product of all the dimensions are based on in hoop market standard production.