Product name: Small linkage wrench
Maximum opening interval: 11.12, 13. 14, 15.16mm
Minimum opening interval: 5.6.7.8.9.10, 11mm
Product name: Large linkage wrench
Maximum opening interval: 15.16.17.18.19.20.21, 22.23.24.25.26.27mm
Minimum opening interval: 5.6.7.8.9.10, 11.12.13.14, 15mm