3MM LASER GRADE BIRCH-FACED POPLAR PLY WOOD SHEET3mm thick laser quality birch faced poplar plywood. A great alternative to solid birch, or birch plywood. This material has a poplar wood core so laser cuts beautifully with little to no knots on the inner layers. Laser quality birch faced poplar plywood, ideal for all your hobby needs! Particularly suited to laser cutting, it's also ideal for a variety of other woodworking and design projects. All sizes are nominal approx. To purchase sheet sizes not