- 選用冷扎鋼板制造
- 采用SK-7碳鋼精制彈簧
- 通過(guò)75磅負(fù)重測(cè)試
- 通過(guò)100000次以上開合測(cè)試
- 通過(guò)48小時(shí)以上鹽霧測(cè)試
- Body is made of high quality cold rolled steel
- Spring is made of sk-7 carbon steel
- Passed 75 pounds load test
- Passed over 100000 open-close test
- Pass salt and mist for over 48 hours
Material: iron
Finish: nickel plated
Full overlay/ Half overlay/ Insert
Opening Angle: 11o