Specification Brand : YWBL-WH BulletPoint1 : High Quality - This M35 Cobalt Drill Bit Set is made of M35 material, includes 5% cobalt, high hardness, stable performance. BulletPoint2 : Wide Range of Application - These Drill Bits are widely used in the drilling of stainless steel plate, automobile spring steel and die steel. BulletPoint3 : Function - 135-degree split-point tip starts drilling immediately with less force and eliminates.Cobalt steel extends cutting life and maintains cutting life after resharpening . BulletPoint4 : Be Used - The HSS-CO Drills Set is for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron. BulletPoint5 : GUARANTEE - If you are not completely satisfied with the purchase or the product,please do not hesitate to contact us in time, and we will solve the problem for you as soon as possible. Color : Gold CuttingAngleString : 135.0 degrees ExternallyAssignedProductIdentifier1 : 634301954313 ExternallyAssignedProductIdentifier2 : 0634301954313 FinishType : Finish IncludedComponents : inc ItemDisplayDimensions_Length : 110 millimeters ItemName : YWBL-WH M35 Cobalt Drill Bit Set 1mm-5mm HSS Drill Bits for Drilling Stainless Steel Cast Iron Metal(3.2mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 4 centimeters ItemPackageQuantity : 1 ItemShape : Straight ItemTypeKeyword : jobber-drill-bits Manufacturer : YWBL-WH Material : metal ModelNumber : JBF42G10R04P05 PartNumber : YWBL-WHe4gq6pz2y71272-06 ProductDescription : Specifications: Material: HSS CO/M35 Drill bit size(Optional):1.0, 1.5mm, 2mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm