Features 1、MULTIFUNCTIONAL KIT: The countersink drill bit set includes countersink drills in different sizes to meet a wide range of drilling needs, ensuring accurate screw placement and fluent cutting of a wide range of materials 2、STOP RING FUNCTION: The woodworking hole cutter is equipped with a stop ring to prevent excessive drilling and obtain accurate and consistent results 3、HIGH SPEED STEEL CONSTRUCTION: Countersink drill bits are made of alloy steel for efficiency and reliability, making them suitable for professional and manual projects 4、ACCURATE DRILLING: Alloy steel countersink drill bit set is designed for accurate work, including installation tasks, for accurate alignment and depth control 5、WIDE RANGE OF APPLICATIONS: Countersink drill bits are suitable for woodworking, plastics and other materials, making it a versatile addition to any kit Specification Item Type: Countersink Drill Bit Set Material: Alloy steel Package List 5 x Drill Bits 2 x Wrenches 6 x Screws