1/4"-E Jobber Drill NAS 907, Type J Black Oxide Series/List # 2330 MT1117178

Cobalt - Aircraft Type J Jobber Length Drills Heavy duty construction Cobalt steel offers increased hardness, toughness, wear resistance and heat resistance Recommended for drilling tough, high tensile strength materials that generate higher cutting temperatures including high alloy steels, ferrous castings, titanium, inconel, stainless steels and other difficult-to-drill materials 135Degree split pointCountry of OriginUSA Drill Bit Size / Cutting Diameter (DC) 1/4"-E Cutting Depth u200e2-3/4" Drill Bit Size / Cutting Diameter (DC) - Inch 1/4" Flute Length u200e2-3/4" Decimal Equivalent 0.2500" Point Shape Split Drill Bit Size / Cutting Diameter (DC) - Letter /xa0Wire Gauge E Shank Type Straight Measurement Type Letter | Inch Connection Diameter Machine Side (DCONMS) 1/4" Angle 135 Degrees Shape NAS 907, Type J Cutting Edge Material HSSCo Tool Radius 135 Degrees Flute Type Standard Series/List # 2330 Coating Black Oxide Overall Length (OAL) 4" Coolant Supply Property (CSP) External