Come and see our amazing products. The middle pole is about 2.09 inch/ 5.3 cm in length and 0.08 inch/ 0.2 cm in diameter, suitable for most bead apertures; You can add some charming beads to DIY these ballpoint pens with your imagination and show the personality.The body of the bead ballpoint pen is made of reliable plastic, which is light but sturdy and not easy to break, the metal rod is strong and smooth to touch; Fast-drying ink flows out at a uniform speed without oozing, providing smooth writing. Pls confirm with us about the packing info, stock color and exact production time before placing your order.