Specification Brand : ANKROYU BulletPoint1 : 【Versatile Drilling】This drill offers the flexibility to create holes of various sizes, catering to a wide range of needs. Whether you’re working on different projects, this drill can adapt to your requirements with ease BulletPoint2 : 【Material Compatibility】For materials with a hardness of 25HRC or less, such as iron plates, aluminum plates, PV plates and insulating plates. This versatility makes it a reliable choice for numerous applications in different materials BulletPoint3 : 【Enhanced Functionality】Capable of deburring, chamfering and reaming holes that traditional twisted drills might struggle with. This drill is designed to handle complex tasks with accurate and efficiency BulletPoint4 : 【Minimal Sway】Compared to standard twisted drills, this drill exhibits minimal sway, allowing for accurate hole openings without the need for a center punch. This feature ensures cleaner and more precise drilling results BulletPoint5 : 【Robust Construction】Made from high-speed steel, the drill boasts durability and a long service life. Its robust construction ensures reliable performance even through extensive use FinishType : Finished ItemName : ANKROYU 5PCS Step Drill Bits Set, High Speed Steel Multi Step Drill Bits, Trigonometry Shank Hole Cutter, Adjustable Step Drill Bits for Aluminum Plates ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 11 centimeters ItemTypeKeyword : extra-long-drill-bits Manufacturer : ANKROYU ModelName : ANKROYUnp1ivxbkg6 ModelNumber : ANKROYUwf2nqg3gp6 NumberOfItems : 1 PartNumber : ANKROYUwf2nqg3gp6 ProductDescription : Specification: Material:High Speed Steel Size: 6 Levels : 3/16,1/4,5/16,3/8,7/16,1/2 9 Levels :1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4 13 Levels :1/8,5/,3/16,7/,1/4,9/,5/16,11/,3/8,13/,7/16,15/,1/2 12 Levels :6/16,1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4,13/16,7/8 10 Levels :1/4,3/8,1/2,5/8,3/4,7/8,1,1-1/8,1-1/4,1-3/8