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29PC 135 Degree Heavy-Duty Screw Machine Lngth Drill Set Chicago-Latrobe 159 Steam Oxide HSS 1/16-1/2x1/64

  • Mfr # 57719

  • Zoro # G0361654

product price:  $141.99
/ea
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Key Features

Number of Pieces
29
Cutting Direction
Right Hand
Drill Bit Point Angle
135 Degrees
Drill Bit Material
High Speed Steel
Includes
Metal Drill Index
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Specifications

Product Information

MFR #
57719
Zoro #
G0361654
UPC #
662355577196
Country of Origin
United States

Dimensions

Depth:Dia. Ratio
4xD
Sizes Included
1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2"
Drill Bit Dimension Type
Fractional Inch
Drill Bit Size
1/16 in to 1/2 in by 64ths
Depth x Dia. Ratio
4xD
Size Range
1/16"-1/2"
Largest Drill Bit Size
1/2 in
Drill Length Class
Screw-Machine Length
Smallest Drill Bit Size
1/16 in
Drill Bit Sizes Included
1/16 in, 1/2 in, 1/4 in, 1/8 in, 11/32 in, 11/64 in, 13/32 in, 13/64 in, 15/32 in, 15/64 in, 17/64 in, 19/64 in, 21/64 in, 23/64 in, 25/64 in, 27/64 in, 29/64 in, 3/16 in, 3/32 in, 3/8 in, 31/64 in, 5/16 in, 5/32 in, 5/64 in, 7/16 in, 7/32 in, 7/64 in, 9/32 in, 9/64 in

Details

Item
Screw Machine Drill Bit Set
Number of Pieces
29
Cutting Direction
Right Hand
Drill Bit Point Angle
135 Degrees
Drill Bit Material
High Speed Steel
Includes
Metal Drill Index
Application
For Alloy, Carbon And Tool Steels And Cast Iron
List Number
159
Point Type
Split Point
Standards
NAS 907 Type C
Flute Type
Spiral
Shank Type - Machining
Straight
Drill Style
Screw Machine Drill
Primary Material Application
All Materials
Left/Right Hand
Right
Measurement System
Fractional Inch
Material - Machining
High Speed Steel
Number of Flutes
2
Shank Type
Straight
Finish - Machining
Black Oxide
Coolant Fed
Non-Coolant Through
Number of Drill Bits
29
Drill Bit Point Type
Split Point
Material Grade - Machining
Heavy Duty
Drill Bit Case Type
Metal Index
Helix Angle - Maximum
34 Degrees
Helix Angle - Minimum
21 Degrees

Description

The CHICAGO-LATROBE 57719 is a screw machine drill bit set consisting of 29 high speed steel bits with a fractional inch size range from 1/16" to 1/2" by 64ths. The bits feature a split point tip with a 135-degree point angle, a black oxide finish, two spiral flutes, and a straight shank, specified for right-hand rotation/cutting applications. The set is housed in a metal drill index for organized storage. The bits conform to NAS 907 Type C standards (dimensional requirements) and are designed with screw-machine length.

Key Features:

  • Number of drill bits: 29 pieces covering sizes from 1/16" to 1/2" fractional inch increments.
  • Material: Heavy duty high speed steel with black oxide finish.
  • Bit type: Screw machine drill bits with straight shanks and two spiral flutes.
  • Point type: Split point with a 135° angle for split point with a 135° point angle.
  • Cutting direction: Right hand rotation.
  • Drill length: screw-machine length suitable for screw-machine length.
  • Included in a metal drill index case for organized storage.
  • Helix angle range: 21° to 34° for efficient chip evacuation.
  • Conforms to NAS 907 Type C standards (dimensional requirements).

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