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15PC 135 Degree Heavy-Duty Cobalt Jobber Lngth Drill Set Chicago-Latrobe 550 Straw HSS-CO 8% 1/16-1/2x1/32

  • Mfr # 57852

  • Zoro # G0469865

product price:  $142.99
/ea
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Key Features

Number of Pieces
15
Cutting Direction
Right Hand
Drill Bit Point Angle
135 Degrees
Drill Bit Material
Cobalt
Includes
Metal Drill Index
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Specifications

Product Information

MFR #
57852
Zoro #
G0469865
UPC #
662355578520
Country of Origin
United States

Dimensions

Shank Dia.
1/6 in
Depth:Dia. Ratio
4xD
Sizes Included
1/16", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"
Drill Bit Dimension Type
Fractional Inch
Drill Bit Size
1/16 in to 1/2 in by 32nds
Depth x Dia. Ratio
4xD
Size Range
1/16"-1/2"
Drill Bit Sizes Included
1/16 in, 1/2 in, 1/4 in, 1/8 in, 11/32 in, 13/32 in, 15/32 in, 3/16 in, 3/32 in, 3/8 in, 5/16 in, 5/32 in, 7/16 in, 7/32 in
Drill Length Class
Jobber-Length
Smallest Drill Bit Size
1/16 in
Largest Drill Bit Size
1/2 in
Overall Length
1 7/8 in, 2 1/4 in, 2 3/4 in, 3 1/8 in, 3 1/2 in, 3 3/4 in, 4 in, 4 1/4 in, 4 1/2 in, 4 3/4 in, 5 in, 5 1/4 in, 5 1/2 in, 5 3/4 in, 6 in

Details

Item
Jobber Length Drill Bit Set
Number of Pieces
15
Cutting Direction
Right Hand
Drill Bit Point Angle
135 Degrees
Drill Bit Material
Cobalt
Includes
Metal Drill Index
Standards
NAS 907 Type J
List Number
550
Point Type
Split Point
Drill Bit Grouping
Drill Bit Set
Measurement System
Fractional Inch
Left/Right Hand
Right
Shank Type
Straight
Drill Style
Jobber Drill
Drill Bit Point Type
Split Point
Material Grade - Machining
Heavy Duty
Coolant Fed
Non-Coolant Through
Material - Machining
Cobalt
Shank Type - Machining
Straight
Aircraft Drill
Yes
Finish - Machining
Straw/Bronze
Number of Drill Bits
15
Primary Material Application
Aluminum, Cast Iron, Hardened Steel, Stainless Steel, Steel, Titanium
Flute Type
Spiral
Drill Bit Case Type
Metal Index
Primary Material Application ISO Code
H, K, M, N, P, S
Spiral Direction
Right Hand
Number of Flutes
2
Helix Angle - Minimum
21 Degrees
Helix Angle - Maximum
34 Degrees

Description

The CHICAGO-LATROBE 57852 is a jobber length drill bit set comprising 15 cobalt drill bits ranging in size from 1/16" to 1/2" in fractional inch measurements. The bits have a split point tip and a spiral flute with right-hand cutting direction. Suitable for drilling the following materials when used with appropriate machining parameters: aluminum, cast iron, hardened steel, stainless steel, steel, and titanium. These drill bits come in a metal index case and adhere to NAS 907 Type J standards for aerospace-grade applications.

  • Contains 15 drill bits with jobber length overall sizes from 1 7/8" to 6".
  • Material: cobalt. Use with appropriate cutting parameters for machining hard metals.
  • Size range: 1/16" to 1/2", with 2-flute spiral design and helix angles between 21° and 34°.
  • Split point type with a 135-degree point angle for precise drilling.
  • Straight shank measuring 1/6" diameter.
  • Right-hand spiral direction and right-hand cutting.
  • Comes with a metal index case.
  • Meets NAS 907 Type J standards as specified by the manufacturer.

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