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    Indianapolis, IN 46203
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#12 HSS Black Oxide 12 Inch OAL 135 Deg. Split Point Series 501-12 Aircraft Extension Drill

  • Item Code: 059112
  • Brand: Precision Twist Drill
  • Unit Size: 1

Description

501-12 aircraft extension drill bits are available in a wide range of wire gauge sizes from 50 to 1 and are manufactured to NAS907 type B standard. Made from premium High Speed steel, the drill bits are suitable for drilling many different materials including steels, aluminum and stainless steel, and have a steam oxide finish which prevents workpiece material from sticking to the cutting surfaces of the tool, so you get a clean and accurate result. The 135 degree split point helps with self-centering and reduces the push force needed. 501-12 aircraft extension drills have a long overall length with a short flute which is especially recommended for stable drilling in areas which are hard to reach.

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Features

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    • Low thrust design self centering 135� Split Point for easier penetration
    • Steam Oxide for increased wear resistance & lubricity
    • 12�� Over All Length

Tech Specs

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Grade Heavy Duty
Cutting Direction Right
Flute Length 2-5/16"
Metric Size 4.8 mm
Series 501-12
Shank Type Straight
Specification Designation ANSI, NAS
Brand Precision Twist Drill
Decimal Equivalent 0.1890"
Number of Flutes 2
Overall Length 12"
Point Angle 135 Deg.
Type Aircraft Extension Drill Bit
Coating/Finish Black Oxide
Shank Style Cylindrical shank
Material High Speed Steel
Wire Size #12