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135 Degree NAS 907 Type B General Purpose Aircraft Extension Drill Cleveland 3957-12 Bright HSS RHS/RHC O

  • Mfr # C13211

  • Zoro # G1615527

product price:  $24.89
/ea
Sold in multiples of 6 for $149.34

Key Features

Drill Bit Size
O
Overall Length
12 in
Drill Bit Point Angle
135 Degrees
Material - Machining
High Speed Steel
Finish - Machining
Bright (Uncoated)
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Specifications

Product Information

MFR #
C13211
Zoro #
G1615527
UPC #
697334132110
Country of Origin
United States

Dimensions

Drill Bit Size
O
Overall Length
12 in
Depth:Dia. Ratio
10xD
Flute Length
3 3/16 in
Shank Dia.
8.03 mm
Diameter
0.316
Shank Size
0.316
Shank Length
8 13/16 in
Drill Length Class
Aircraft Extension
Drill Point Length
0.0000 in
Drill Diameter Tolerance
+0.0000 in/-0.0010 in
Maximum Drilling Depth
3 3/16 in

Details

Item
Aircraft Extension Drill
Drill Bit Point Angle
135 Degrees
Material - Machining
High Speed Steel
Finish - Machining
Bright (Uncoated)
Number of Flutes
2
Shank Type - Machining
Straight
Cutting Direction
Right Hand
Flute Type
Spiral
Decimal Equivalent
0.3160
List Number
3957-12
Standards
NAS 907 Type B
Coolant Fed
Non-Coolant Through
Measurement System
Letter
Series
3957-12
Helix Angle
28 Degrees
Spiral Direction
Right Hand
Secondary Material Application
Cast Iron, Stainless Steel
Secondary Material Application ISO Code
K, M
Aircraft Drill
Yes
Primary Material Application
Aluminum, Brass, Bronze, Copper, Steel
Drill Bit Point Type
Split Point
Primary Material Application ISO Code
N, P
Material Grade - Machining
High Performance
Bit Style
Aircraft Extension Drill
Helix Angle - Minimum
21 Degrees
Helix Angle - Maximum
34 Degrees

Description

Aircraft Extension Drill, Drill Bit Size O, Drill Bit Point Angle 135 Degrees , Split Point, High Speed Steel, Bright (Uncoated), 28 Degrees , Material Grade - Machining High Performance, Maximum Drilling Depth 3 3/16 in, Letter, 10xD

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