Rondarui Countersink Drill Bit Set, Tapered Drill Bits, Countersink Drill Bit Set, 1/4" Hex Shank Quick Change for Woodworking, Pilot Screw Hole Set #6#10#13#16, 4 pcs

Rondarui Countersink Drill Bit Set, Tapered Drill Bits, Countersink Drill Bit Set, 1/4" Hex Shank Quick Change for Woodworking, Pilot Screw Hole Set #6#10#13#16, 4 pcs

• 【Wood Countersink Drill Bits】This wood countersink drill bit set contains the most common sizes needed for woodworking projects. This set includes #6, #10, #13, #16 and comes with a 1.77" Allen wrench.
• 【High Speed Steel】Our woodworking countersink bits are made of high speed steel, and the black bevel is made of carbon steel, which has improved toughness and wear resistance.
• 【Adjustable Depth Control】This countersink bit set features an adjustable depth stop ring for precise control of pilot hole depth to ensure consistent and accurate countersinking for a professional finish.
• 【Efficient Drilling and Perfect Finish】The 82-degree countersink bevel angle enables smooth, fast drilling in hard and soft wood. The tapered pilot drill ensures fast, clean pilot holes and a tight fit for the screws. The screw hole and the countersunk hole for the screw cap can be drilled simultaneously and remain on the same axis. Once the screw has been screwed in, the screw cap lies below the surface of the PCB.
• 【Easy to Use】This countersink drill bit is ideal for drilling holes in hardwood and wood layers, such as cabinets and woodworking furniture manufacturing, suitable for hand drills, bench drills, electric drills.