This 3D model was originally created with Sketchup 13 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 The joinery in this model follows the traditional wooden joinery of tenon mortice. A turned wooden peg is inserted into the bamboo, a bit of it extending outside(as per requirment). The mortice is cut into the wooden block. The joint has the advantage of the strength of a regualar wood joint. Also this can be made into a knock down system.