Specification Brand : HARFINGTON BulletPoint1 : Size - Cutting Diameter: 3.3mm / 0.13-inch, Flute Length: 28mm / 1.1-inch, Shank Diameter: 3.3mm / 0.13-inch, Total Length: 64mm / 2.52-inch BulletPoint2 : Material - The M35 drill bit is made of cobalt high speed steel, contains 5% Cobalt, high hardness, fast cutting speed, improve wear resistance, more durable than ordinary high speed steel drill bit. BulletPoint3 : Feature - 135° Quick-cut split point, round straight shank, prevent walking, make drilling accurate and faster. Fully ground spiral groove design, quickly removes debris, reduces friction and heat, ensures smooth chip movement. BulletPoint4 : Application - The cobalt drill bit can be used to harden materials. Such as hard metal, stainless steel, copper, aluminum, cast iron, plastic and wood, can also be used for softer materials. Not suitable for glass or ceramic materials. BulletPoint5 : Note - This series are small drill bits, please note the size before you buy. Suggest speed 100-800r/min. CuttingAngleString : 135.0 degrees FinishType : Uncoated GpsrSafetyAttestation : 1 ItemName : HARFINGTON 12pcs Cobalt Drill Bits,3.3mm M35 High Speed Steel Metric Twist Drill Bit Straight Shank Jobber Drill Bits for Hard Metal, Stainless Steel, Copper, Aluminum, Cast Iron, Plastic ItemPackageDimensions_Height : 12.1 centimeters ItemPackageDimensions_Length : 1.8 centimeters ItemPackageDimensions_Width : 3.6 centimeters ItemTypeKeyword : jobber-drill-bits Manufacturer : HARFINGTON Material1 : Stainless Steel Material2 : Cobalt Steel Material3 : Cobalt Material4 : High Speed Steel NumberOfFlutes : 2 NumberOfPieces : 12 PartNumber : hta230411hh0720 ProductDescription : 1. The M35 drill bit is made of cobalt high speed steel, contain 5% Cobalt, high hardness, fast cutting speed, improve wear resistance, more durable than ordinary high speed steel drill bit. 2. The cobalt drill bit can be used to harden materials. Such as hard metal, stainless steel, copper, aluminum, cast iron, plastic and wood, can also be used for softer materials. Not suitable for glass or ceramic materials. 3. 135° Quick-cut split point, round straight shank, prevent walking, make drilling accurate and faster. Fully ground spiral groove design, quickly removes debris, reduces friction and heat, ensures smooth chip movement. 4. This series are small drill bits, please note the size before you buy. Suggest speed 100-800r/min. ProductSiteLaunchDate : 2023-05-12T13:49:23.880Z Size : 3.3mmx64mm SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Aluminum,Cast Iron,Copper,Metal,Plastic,Stainless Steel,Steel UnitCount : 12 UnspscCode : 27111700