Main size: 1.4 - 3.0mm Top dia of spring: 70-100mm Midd dia of spring:40-50mm Height of spring:80-170mm

Features: 1) Many kinds available 2) Main material: top quality wire rods produced by Anshan Iron and Steel Group3) Used in bonnell spring nets and spring mattresses4) Main size: φ1.4 - 3.0mm

5) Top dia of spring: 70-100mm

6) Midd dia of spring:40-50mm

7) Height of spring:80-170mm