Chicago-Latrobe Aircraft Extension Drill, Type B Extra Length, Series: 906, 9/64 in Drill - Fraction, 0.1406 in Drill - Decimal Inch, 6 in Overall Length, 1-3/4 in Cutting Depth, 2 Flutes, Spiral Flute, 1-3/4 in Flute Length, 9/64 in Shank, Straight Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Oxide Treated, Applicable Materials: Alloy Steel, Carbon Steel and Cast Iron
The CHICAGO-LATROBE 906 Aircraft Extension Drill is built to NAS 907 Type B specs for aerospace applications. It features a jobber flute length, extended 6" shanks for long-reach access, and a 135 deg P3 split point for self-centering, reduced thrust, and easy penetration. Made from premium high-speed steel with a black oxide finish for wear resistance and added lubricity in ferrous materials. NOTE: Drills <.0625" do not have split points. Also available with an extended 12" shank (see style 912).
NAS 907
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Applicable Materials
Alloy Steel, Carbon Steel and Cast Iron
Cutting Depth
1-3/4 in
Cutting Direction
Right Hand
Cutting Edge Material
HSS
Drill Size - Decimal Inch
0.1406 in
Drill Size - Fraction
9/64 in
Finish
Oxide Treated
Flute Length
1-3/4 in
Flute Type
Spiral
Material
HSS
Number of Flutes
2
Overall Length
6 in
Point Angle
135 deg
Point Type
Split
Series
906
Shank Size
9/64 in
Shank Type
Straight
Type
Type B Extra Length
Brand
Chicago-Latrobe®
Country of Origin
US