Specifications
Vertical lift garage door 1'*1" solid steel shaft with 1/4" keywayTech: Cold drawn
Surface: black&galvanizing
Welcome To Wulian Yida Metalworks Co., Ltd
Vertical lift garage door 1'*1" solid steel shaft with 1/4" keyway for industrial door
Hollow Shaft with keyway 1'' provided with a 1/4'' keyway
Processing method: Cold drawn, not machining
Keyway: with full length without further machining
Application: Residential / Industrial
Surface Treatment: Galvanized with ROHS