Countersink Drill Bit, Lytool 5Pcs Quick Change 8mm Adjustable Drill Countersink Bit Set, Include 5Pcs Free Replaceable Drill Bits, for Woodworking Counter Sink Drill Bits

Meet your work needs: Lytool countersink drill bit set

Including 5pcs countersink drill bit and 5pcs free replaceable bits offered, 5 Allen Wrench. 5 different drill diameter sizes: 2.8mm, 3mm, 3.2mm, 3.5mm, 4mm, counter-bore diameter size: 10mm

Sturdy and Durable: The High-speed steel blade is sharp and wear-resistant, which can drill smooth and beautiful holes quickly and accurately, and ensures tight fit for screws. The 45# steel base ensures more robustness and durability, and is not easy to break

Detachable and Adjustable: Use the accompanying hex wrench to remove the screws and adjust the length of the countersink hole to adjust the drilling depth of various length screws, improving work efficiency

Two Drilling Methods: Lytool wood drill bit set have two drilling methods. You can either drill holes on the surface of the wood or drill holes in the wood, making to give a clean, professional look

Versatility: Provides precise, clean pilot holes in compressed board, plastic, MDF, pine and more. Counter sink bits designed as to work as wood drill bits, perfect for woodworkers, DIY enthusiasts, home repairs and more. Prohibited materials: glass, metal, concrete, plasterboard

Compatibility: Suitable for drilling machines with chucks such as lithium electric drills, hand drills, bench drills, etc. It is recommended to use a center punch for positioning before drilling, and keep the drill vertical to prevent the drill from bending or breaking. If there is any problem, please feel free to contact us