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  11. 135° NAS-Type Aircraft Extension Drill Chicago-Latrobe 912 Steam Oxide HSS RHS/RHC #21
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Chicago-Latrobe

135° NAS-Type Aircraft Extension Drill Chicago-Latrobe 912 Steam Oxide HSS RHS/RHC #21

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Key Features
  • Item: Extra Long Drill Bit
  • Drill Bit Dimension Type: Wire
  • Drill Bit Size: #21
  • Decimal Equivalent: 0.1590
  • Drill Bit Material: High Speed Steel
  • Drill Bit Finish: Black Oxide
  • Drill Bit Point Angle: 135 Degrees
  • Flute Length: 2 1/8 in
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$9.77
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Specifications

Dimensions

Drill Bit Size #21
Flute Length 2 1/8 in
Depth:Dia. Ratio 4xD
Depth x Dia. Ratio 4xD
Overall Length 12 in
Diameter 0.159
Shank Length 9 7/8 in
Shank Size 0.159
Drill Length Class Extra Long
Drill Point Length 0.0329 in
Maximum Drilling Depth 2 1/8 in
Drill Diameter Tolerance +0.0000 in /-0.0007 in

Details

Item Extra Long Drill Bit
Drill Bit Dimension Type Wire
Decimal Equivalent 0.1590
Drill Bit Material High Speed Steel
Drill Bit Finish Black Oxide
Drill Bit Point Angle 135 Degrees
Coolant Fed Non-Coolant Through
Shank Type - Machining Straight
Cutting Direction Right Hand
Number of Flutes 2
Application For Drilling Cast Iron, Carbon Steel, Alloy Steel, Die Steel, Stainless Steels, Hardened Steel Under 50 HrC and Titanium Alloys
Shank Type Straight

Description

Extra Long Drill Bit, Drill Bit Size #21, Drill Bit Point Angle 135 Degrees , Split Point, High Speed Steel, Black Oxide, 28 Degrees , Material Grade - Machining High Performance, Maximum Drilling Depth 2 1/8 in, Wire, 4xD

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