With a bench drill, 11 sizes of bead 6mm, 8mm, 10mm, 12mm, 14mm, 15mm, 16mm, 18mm, 20mm, 22mm and 28mm are safely drilled one surface and reverse drilling on the other side to a complete spherical bead. 2mm drill bits provided are standard for all beads sizes. Ensure the wood thickness is close to the required bead size. Finally manual sand or tumble with carnauba wax flakes to finish. Securely fix the required cutter diameter upright and draw wood or bamboo into arrow dowel shafts.