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CHICAGO-LATROBE
Stubby Length Drill Bit, Fractional Inch, 1/4", 0.2500, 135, High Speed Steel, Black Oxide
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#913050-6 | Pkg Qty: 1
$4.18 pkg | $4.18 ea
Drop Ship Item
Shipping to 60045
Technical Specifications
Key Specifications
Brand
CHICAGO-LATROBE
Item
Screw Machine Drill Bit
Cutting Direction
Right
List Number
159
Cutting Direction
Right Hand
Maximum Drilling Depth
1-3/8 in.
Decimal Equivalent
1/4
Meets/Exceeds
National Aerospace Standards (NAS) 907, Type C
Depth x Diameter Ratio
4xD
Mfr. Part Number
49216
Dimension Type
Fractional Inch
Number of Flutes
2
Drill Bit Dimension Type
Fractional Inch
Number of Pieces
1
Drill Bit Finish
Black Oxide
Overall Length
2-1/2 in.
Drill Bit Material
High Speed Steel
Pack Quantity
1
Drill Bit Point Angle
135 deg.
Point Angle
135 deg.
Drill Bit Size
1/4 in.
Point Type
Split Point
Drill Letter Size
E
Series
159
Drill Point Length
0.0518 in.
Shank Diameter
1/4 in.
Finish
Black Oxide
Shank Length
1-1/8 in.
Flute Length
1-3/8 in.
Shipping Weight
.1 lb.
Flute Type
Spiral
Sizes Included
1/4 in.
Grade
Heavy Duty
Spiral Direction
Right Hand
Helix Angle
28 deg.
General
Application
For Alloy, Carbon And Tool Steels And Cast Iron
Material - Machining
High Speed Steel
Depth:Dia. Ratio
4xD
Material Grade - Machining
Heavy Duty
Drill Bit Grouping
Individual
Measurement System
Fractional Inch
Drill Bit Point Type
Split Point
Primary Material Application ISO Code
K, P
Drill Diameter Tolerance
+0.0000 in /-0.0007 in
Shank Dia.
1/4 in
Drill Length Class
Screw Machine Length
Shank Type - Machining
Straight
Finish - Machining
Black Oxide
Product Description
These drill bits have a black-oxide finish that retains lubricants to improve the bits' wear resistance and chip flow. Black-oxide bits should only be used for drilling ferrous metals. Spiral-flute drill bits evacuate chips as the bits drill into a workpiece.
Expertly Selected Product Pairings
Item Barcode
Screw Machine Drill Bit,Blk
| Name | Item | Description | |
|---|---|---|---|
 | Grainger Dropship | 1M049 | Screw Machine |
 | UNSPSC CODES | 23241605 | |
 | VMRS (ATA) CODES | 053-007-005 | Screw Machine |
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