Specification Brand : OUNONA BulletPoint1 : Bit diameter: 1mm, 1.5mm, 2mm, 2.5mm, 3mm; Length: 7.3cm BulletPoint2 : High-speed steel with coating treatment, tougher and more abrasion resistant for longer working life and high work efficiency. BulletPoint3 : drill bits, accurate and fine, increase drilling speed. BulletPoint4 : Mainly for drilling wood, plastic, fiberglass, printed circuit board, and metal including copper, aluminum, tool steel, cast iron, and heavy-duty abrasive alloy metal, etc. BulletPoint5 : Ideal for home DIY, building and engineering use etc. ExternallyAssignedProductIdentifier : 3221912044839 ExternallyAssignedProductIdentifier1 : 0191558171431 ExternallyAssignedProductIdentifier2 : 191558171431 FinishType : Titanium GpsrSafetyAttestation : 1 ItemName : 6pcs Shank Stubby Drill Bits Precision HSS Twist Drill Bits Titanium Coated High Speed Steel Drill Set ItemPackageDimensions_Height : 9.6 centimeters ItemPackageDimensions_Length : 1.6 centimeters ItemPackageDimensions_Width : 6.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : cutting-tools Manufacturer : OUNONA Material1 : Stainless Steel Material2 : High Speed Steel ModelNumber : 7367399 PackageLevel : unit PartNumber : 3058685-5765-0935314911 ProductDescription : Description This is a professional drill bit set. It includes drill bits with tip diameters of 0.5mm,0.7mm, 0.8mm, 1mm, 1.25mm, 1.5mm, each size comes with 1 piece. Industrial grade high-speed steel for better durability and sturdiness. Suitable for drilling in tough material, including aluminium, cast iron, brass, copper, magnesium alloy, plastics, etc.