4PCS Countersink Drill Bit Set with Quick Change Hex Shank Awesome Wrench Size #6, #8, #10, and #12

Features: These countersink drill bits works great in making a smooth hole. High-speed steel, high quality with good durability for you to use. Suitable for bore metal, PVC, wood, plank, aluminium alloy or plastic board. An essential hardware tool for the DYI'er or the professional wood worker. It includes 4 sizes in one drill bit set(#6, #8, #10, and #12), which meet your different needs perfectly. Very convenient to change the bits with the included mini hex wrench which loosens and tightens the bits to hold and release as needed. Discounted at only: US$ 5.66