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DRILLCO 400N120 Type B Heavy Duty Jobber Length Drill Bit, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, 135 deg Point, HSS, Oxide Treated

Manufacturer: Walter Surface Technologies
DRILLCO Jobber Length Drill Bit, Type B Heavy Duty, Series: 400N, Imperial, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, 4-1/2 in Overall Length, 3-3/16 in Cutting Depth, 2 Flutes, Spiral Flute, 3-3/16 in Flute Length, Straight Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, No Through Coolant, HSS, Oxide Treated, Applicable Materials: Stainless Steel and other Hard Metals
SKU: DRI 400N120
Manufacturer part number: 400N120
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Total Stock Available : 0
Price: Call for pricing
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Nitro® drills (NAS Type B) offer superior performance over standard HSS drills. Heavy-duty design increases tool life and performance. 135° Split Point reduces walking at the point. Ideal for both hand held and CNC Operations. Black & Gold.
  • Made with premium grade HSS to last longer
  • Self centering 135 split-point for reduced thrust requirements and minimized walking
  • Black and gold surface treatment for maximum lubricity
  • Jobber length for most use cases
Products specifications
Product typeConsumable
Cutting DirectionRight Hand
Cutting Edge MaterialHSS
Drill Diameter Measurement SystemImperial
Flute TypeSpiral
Number of Flutes2
Series400N
Shank TypeStraight
Through Coolant (Yes/No)No
TypeType B Heavy Duty
Cutting Depth3-3/16 in
Drill Size - Decimal Inch0.3125 in
Drill Size - Fraction5/16 in
Flute Length3-3/16 in
Overall Length4-1/2 in
Point Angle135 deg
Point TypeSplit
MaterialHSS
FinishBlack/Gold
Applicable MaterialsStainless Steel and other Hard Metals