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21/64" HSS 135 Deg. Jobber Length Drill Bit

  • Zoro #: G0112170
  • Mfr #: R10B21/64

$4.17 /ea

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  • Drill Bit Grouping: Drill Bit
  • Coolant Through: No
  • Item: HSS Jobber Drill,Steam Oxide,21/64"
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Precision Twist Drill #R10B21/64 Specifications

  • Zoro #: G0112170
  • Mfr #: R10B21/64
Drill Bit Grouping: Drill Bit Coolant Through: No
Item: HSS Jobber Drill,Steam Oxide,21/64" Cutting Direction: Right Hand
Point Type: Self Centering Split Point Material: High Speed Steel
Drill Bit Size: 21/64" Drill Bit Point Angle: 135 Degrees
Shank Dia.: 21/64" Drill Bit Finish: Steam Oxide
Drill Bit Dimension Type: Fractional Inch Drill Bit Material: High Speed Steel
Country of Origin (subject to change): Brazil
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The Precision Twist R10B jobber length, drill bit, is a round shank bit made of HSS with a steam tempering (also called black oxide) finish. It is suitable for drilling to a depth up to four times the diameter of the drill. The shank diameter is the same as the drill size. Best performance with drilling into hardened, tempered alloy steel, nodular graphite malleable cast iron, titanium, and alloyed nickel. While the R10B series was designed for aircraft industry, they also work well for drilling into a variety of materials. The jobber length and 135-degree split-point drill geometry provide reach and ensure an accurate hole by reducing walking when the hole is started. The finish retains lubricants to aid in wear resistance and chip flow. HSS assures good performance at an economical cost. and away from the cutting edge. They are made to ANSI (fractional sizing) and NAS 907 type B industry standards, which ensure that drill bits around the world conform to the same specifications.


Restrictions and Compliance

WARNING : Cancer and Reproductive Harm -

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