Heilman boxes are made with the best birch lumber and plywood available.
The 5/32” birch plywood is made with premium grade Michigan birch on both sides with 60% red birch grain on one side and class A birch on the other side
The box lumber is solid natural birch primum grade. The joinery is made with special shaper tools and routers. The joints are all glued and placed in a press to assure strong joints without using nails or screw which detract from the appearance. All screw holes for hardware is predrilled to prevent splitting and assure strong connections. Proper placement of screw holes and hardware is done using templates. All screws and hardware are steel with brass plating to assure strength and good appearance