Specification Brand : Generic BulletPoint1 : Cobalt is harder than high speed steel and provides better wear-resistance BulletPoint2 : It is commonly used on high tensile alloys BulletPoint3 : Oxide gold finish provides a polished finish and prevents chip building, galling and welding on a workpiece BulletPoint4 : It is commonly used on low carbon, stainless steel and ferrous metals BulletPoint5 : Low thrust design self-centering ItemName : 0.109 x 12 in. CO500-12 Series High Speed Steel Heavy Duty Aircraft Extension Cobalt Drill Bit - Pack of 12 ItemTypeKeyword : short-length-drill-bits Manufacturer : 212 Main PartNumber : ZX9QLLR4267 ProductDescription : CO50012 Series High Speed Steel Heavy Duty Aircraft Extension Cobalt Drill Bit Features. Cobalt is harder than high speed steel and provides better wearresistance. It is commonly used on high tensile alloys. Oxide gold finish provides a polished finish and prevents chip building, galling and welding on a workpiece. It is commonly used on low carbon, stainless steel and ferrous metals. Low thrust design selfcentering. Parallel web configuration. No coolant channel. Pack of 12Applicable Materials. Free Machining Stainless Steel, Austenitic, Ferritic Austenitic, Martensitic, Precipitation Hardened Steel, Lamellar Graphite, Nodular Graphite/Malleable Cast Iron, Nickel, Alloyed, Alloy Steel/Hardened Steel and Tempered SteelSpecifications. Cutting Depth 4XD. Cutting Direction Right Hand. Cutting Edge Material HSSE. Diameter 7/64 in.. Finish Bronze. Flute Length 11/2 in.. Flute Type Spiral. Material HSSECo. Number of Flutes 2. Overall Length 12 in.. Point Angle 135 deg. Point Type SelfCentering/Split. Series CO50012. Shank Size 7/64 in.. Shank Type Straight. Type Type J Extra Length Heavy Duty ProductSiteLaunchDate : 2025-05-14T21:05:13.995Z UnitCount : 12