Specification Brand : Jerax tools BulletPoint1 : [M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving durability. Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better. BulletPoint2 : [Non-stop]: Our Polished Steps and Size Highlights let you able to see target hole size during drilling. No need to stop in the middle of the drilling and check. Save you time and hassle. BulletPoint3 : [Easier | Faster | Cleaner]: With our high-accuracy CNC processing and several optimized design details over the years, our design cuts EASY, FAST and CLEAN, outperforming the average ones on the market. Comes with Quick change 1/4 inch hex shank for quick bit switches and compatible with impact ready power tools BulletPoint4 : [Multi Hole Sizes]: This kit comes with 3 pcs bits so you can drill different hole sizes, saving you time and effort to change bits. FinishType : Nitridation ItemName : Jerax tools M2 HSS Quick Change 1/2", 1/2" & 7/8" Step Drill Bit Set Double Fluted Drill Bits for Hole Drilling in Stainless Steel, Copper, Aluminum, Wood, Plastic…… ItemPackageDimensions_Height : 11.303 centimeters ItemPackageDimensions_Length : 4.0894 centimeters ItemPackageDimensions_Width : 9.1948 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : wood-drill-bit-sets Manufacturer : Jerax tools Material : High Speed Steel ModelNumber : c9963f54-2a76-4a1d-9345-a41567b5b68b NumberOfFlutes : 2 PackageLevel : unit PartNumber : JTQSD902 ProductDescription : Quick Change Step Drill Bit 1/2", 1/2" & 7/8" Set, Double Fluted M2 High Speed Steel Drill bits for Hole Drilling in Stainless Steel, Copper, Aluminum, Wood, Plastic…… ProductSiteLaunchDate : 2024-05-15T07:28:06.367Z Size : Set (1/2", 1/2" & 7/8") SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation1 : Plastic SurfaceRecommendation2 : Stainless Steel SurfaceRecommendation3 : Copper SurfaceRecommendation4 : Wood SurfaceRecommendation5 : Aluminum UnspscCode : 27111700