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CHICAGO-LATROBE
Stubby Length Drill Bit, Fractional Inch, 5/16", 0.3125, 135, High Speed Steel, Black Oxide
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#916891-6 | Pkg Qty: 1
$5.62 pkg | $5.62 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
1-5/8 in.
Decimal Equivalent
5/16
Meets/Exceeds
National Aerospace Standards (NAS) 907, Type C
Depth x Diameter Ratio
4xD
Mfr. Part Number
49220
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
2-13/16 in.
Drill Bit Material
High Speed Steel
Pack Quantity
1
Drill Bit Point Angle
135 deg.
Point Angle
135 deg.
Drill Bit Size
5/16 in.
Point Type
Split Point
Drill Point Length
0.0647 in.
Series
159
Finish
Black Oxide
Shank Diameter
5/16 in.
Flute Length
1-5/8 in.
Shank Length
1-3/16 in.
Flute Type
Spiral
Shipping Weight
0.05 lb.
Grade
Heavy Duty
Sizes Included
5/16 in.
Helix Angle
28
Spiral Direction
Right Hand
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 /-0.0010 in
Shank Dia.
5/16 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 | 1M057 | Screw Machine |
 | UNSPSC CODES | 23241605 | |
 | VMRS (ATA) CODES | 053-006-009 | Screw Machine |
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