PHILLOCRAFT Pow-R-Pax® Production Tables are infinitely expandable to meet your current or future needs. Begin with an 8' starter and expand with add-ons as your needs grow. Heavy 12-ga. steel interlocking frame has smooth rolled edges throughout. Parallel apron rails form a permanent top and track edge. Invisible steel spline clamping bars connect tops to form a smooth continuous surface. Tops in either Atomite hardboard or Atomica plastic laminate over high density flake core. Ships unassembled. Appropriate for lean manufacturing.