The material of the lean tube workbench is the same as that of aluminum profiles. It is an aluminum alloy product extruded by heating aluminum rods. The cross-section shape is a round tube with a diameter of 28mm. There are 4 grooves on the periphery, which is convenient for using lean tube connection accessories. Only an inner hexagonal wrench is needed to complete manual assembly and build various styles of workbenches. Il présente les avantages suivants :