This 3D model was originally created with Sketchup 8 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 Shaft diameter 6 mm diameter cylinders for 12 and 16 mm. The staple is independent. To be included in the group "Rod A" or "B rod" cylinder.