Description
Jobber Length Drill – General PurposeDesigned for drilling a wide variety of materials Black Oxide Surface Treatmentincreased wear resistance, reduces galling and chip welding, improves chip flow and increase drill lubricant retention.Country of OriginUSADrill Bit Size / Cutting Diameter (DC) 21/64″Cutting Depth u200e3-5/16″Drill Bit Size / Cutting Diameter (DC) – Inch 21/64″Flute Length u200e3-5/16″Decimal Equivalent 0.3281Point Shape StandardMeasurement Type InchShank Type StraightAngle 118 DegreesConnection Diameter Machine Side (DCONMS) 21/64″Cutting Edge Material HSSShape General PurposeFlute Type StandardTool Radius 118 DegreesCoating Black OxideSeries/List 1330Coolant Supply Property (CSP) ExternalOverall Length (OAL) u200e4-5/8″
