6/8/9/12/16/19mm Countersink Drill Bit 1/4 Hexagon Shank Chamfer Counter Bit

Features: 100% brand new and high quality ● The recessed countersink bit set is machined from high-speed steel and has 6 different diameter sizes to choose from. ● The 90° angle is used for sharp and accurate counterweights. The cutting edge is hardened and polished to maintain sharpness. No-vibration chip removal design using staggered cutting teeth to ensure free flow of chips fast and vibration-free cutting. ● Suitable for wood fiberboard particle board plywood plastic aluminum board pcb board etc. Ideal for drilling 90-degree holes in wood and soft metal countersunk screws and fasteners. Suitable for DIY family and general construction/engineering use. ● The counterbore with a 1/4 inch hex shank is suitable for quick drilling. They will not slip on the drill chuck. You can set the countersink depth stopper to make the countersink deeper into the working surface so as to easily make a deep water tank.● Quality is guaranteed please rest assured to buy Package Includes: 6PCsxChamfer Tools Specifications: Material:High Speed Steel Size1: Approx. 6mm/0.23inch Size2: Approx. 8mm/0.31inch Size3: Approx. 9mm/0.35inch Size4: Approx.12mm/0.47inch Size5: Approx.16mm/0.62inch Size6: Approx.19mm/0.74inch Surface treatment: Titanium plating used for rust prevention more beautiful and increase surface hardness. note: 1.Please allow 1-2mm errors due to manual measurement make sure that you do not mind before you order. 2.Due to the difference between different monitors the picture may not reflect the actual color of the item