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CHICAGO-LATROBE
Chicago-Latrobe Jobber Length Drill Bit, Drill Bit Size #21, Drill Bit Point Angle 135, Cobalt, Straw/Bronze
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#918597-7 | Pkg Qty: 1
$4.81 pkg | $4.81 ea
Drop Ship Item
Shipping to 60045
Technical Specifications
Key Specifications
Brand
CHICAGO-LATROBE
List Number
550
Coolant Through
Non-Coolant Through
Maximum Drilling Depth
5/8 in.
Cutting Direction
Right
Meets/Exceeds
National Aerospace Standards (NAS) 907, Type J
Decimal Equivalent
0.159
Mfr. Part Number
46691
Depth x Diameter Ratio
4xD
Number of Flutes
2
Dimension Type
Wire Size
Number of Pieces
1
Drill Bit Dimension Type
Wire
Overall Length
3-1/4 in.
Drill Bit Finish
Straw/Bronze
Package Quantity
1
Drill Bit Material
Cobalt Steel
Point Angle
135 deg.
Drill Bit Point Angle
135 deg.
Point Type
Split Point
Drill Bit Size
#21
Series
550
Drill Point Length
0.0329 in.
Shank Diameter
5/32 in.
Flute Length
2-1/8 in.
Shank Length
1-1/8 in.
Flute Type
Spiral
Shank Type
Straight
Grade
Heavy Duty
Shipping Weight
.01 lb.
Helix Angle
28 deg.
Spiral Direction
Right Hand
Item
Jobber Length Drill Bit
Wire Size
#21
Jobber Length Basic Material
Cobalt
General
Aircraft Drill
Yes
Finish - Machining
Straw/Bronze
Application
For Alloy, Stainless And Tool Steels And Titanium
Material - Machining
Cobalt
Coolant Fed
Non-Coolant Through
Material Grade - Machining
M42
Depth:Dia. Ratio
4xD
Measurement System
Wire
Drill Bit Grouping
Individual
Primary Material Application ISO Code
M, P, S
Drill Bit Point Type
Split Point
Shank Dia.
5/32 in
Drill Diameter Tolerance
+0.0000 in /-0.0007 in
Shank Type - Machining
Straight
Drill Length Class
Jobber Length
Standards
NAS 907 Type J
Product Description
These drill bits meet National Aerospace Specification (NAS) 907 Type J for drill bits used in aircraft repair and production. They have a have a straw/bronze finish that improves their wear resistance, and they have spiral flutes that evacuate chips as the bits drill into a workpiece.
Expertly Selected Product Pairings
Item Barcode
Jobber Bit,#21,Cobalt Steel
| Name | Item | Description | |
|---|---|---|---|
 | Grainger Dropship | 1G957 | Jobber Bit, #21,Cobalt |
 | UNSPSC CODES | 23241605 | |
 | VMRS (ATA) CODES | 053-006-009 | Jobber Bit, #21,Cobalt |
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