Chrome plated so as not to mark wood. For accurate alignment of drill holes when dowel-pinning joinery. Connects dowel to block, then cover the dower by another block. The pointed head align with the another block that need combine with dowel so that print out round imprinted. Using drill bit to align with the round imprinted to make two blocks join perfectly.
✔ NEW UPGRADED Unlike other drill dust cover, our drill dust collector is upgraded with unique design and better dust-proof function. ✔ EFFICIENTLY The drill bit range of the drill dust collector is 6-14mm / 0.24-0.55 inch. The scalable design does not interfere with your work. ✔EASY TO INSTALL AND CLEAN