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Holemaking > Counterbores & Porting Tools (ET04) - (2029 Products)

Holemaking > Counterbores & Porting Tools (ET04)
Made in USA - 4 Flutes, 1-3/8" Diam, 5/8" Pilot Hole Diam, Carbide-Tipped Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1-3/8" Diam, 5/8" Pilot Hole Diam, Carbide-Tipped Reverse Counterbore


Item #: 09938259
Brand: Made in USA
Model #:

Features and Benefits

Carbide tips cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Counterbore Diameter (Inch) 1-3/8
Pilot Hole Diameter (Inch) 5/8
Counterbore Material Carbide-Tipped
Standard Pilot Model Number Compatibility 185-9
Oversize Pilot Model Number Compatibility 186-20; 186-21
Number of Flutes 4
Overall Length (Inch) 7/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$295.75

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Made in USA - 4 Flutes, 7/8" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 7/8" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938168
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Counterbore Diameter (Inch) 7/8
Pilot Hole Diameter (Inch) 5/16
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-6
Oversize Pilot Model Number Compatibility 186-9
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$236.42

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Made in USA - 4 Flutes, 1/2" Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1/2" Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937251
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 1/2
Pilot Hole Diameter (Inch) 3/16
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-4
Oversize Pilot Model Number Compatibility 186-4
Number of Flutes 4
Overall Length (Inch) 1/2
Corner Radius (Inch) 1/32
Aircraft-Style No

$34.14

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Made in USA - 4 Flutes, 1-1/8" Diam, 1/2" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1-1/8" Diam, 1/2" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937467
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 1-1/8
Pilot Hole Diameter (Inch) 1/2
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-8
Oversize Pilot Model Number Compatibility 186-17
Number of Flutes 4
Overall Length (Inch) 7/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$110.84

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Made in USA - 4 Flutes, 1" Diam, 5/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1" Diam, 5/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937426
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 1
Pilot Hole Diameter (Inch) 5/16
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-6
Oversize Pilot Model Number Compatibility 186-9
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$100.83

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Made in USA - 4 Flutes, 1-1/8" Diam, 3/8" Pilot Hole Diam, Carbide-Tipped Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1-1/8" Diam, 3/8" Pilot Hole Diam, Carbide-Tipped Reverse Counterbore


Item #: 09938218
Brand: Made in USA
Model #:

Features and Benefits

Carbide tips cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Counterbore Diameter (Inch) 1-1/8
Pilot Hole Diameter (Inch) 3/8
Counterbore Material Carbide-Tipped
Standard Pilot Model Number Compatibility 185-7
Oversize Pilot Model Number Compatibility 186-14
Number of Flutes 4
Overall Length (Inch) 7/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$234.86

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Made in USA - 4 Flutes, 1" Diam, 3/8" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1" Diam, 3/8" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938192
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Counterbore Diameter (Inch) 1
Pilot Hole Diameter (Inch) 3/8
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-7
Oversize Pilot Model Number Compatibility 186-10
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$251.10

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Made in USA - 4 Flutes, 5/16" Diam, 3/32" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 5/16" Diam, 3/32" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937152
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 5/16
Pilot Hole Diameter (Inch) 3/32
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-1
Oversize Pilot Model Number Compatibility 186-1
Number of Flutes 4
Overall Length (Inch) 1/2
Corner Radius (Inch) 1/32
Aircraft-Style No

$30.67

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Made in USA - 4 Flutes, 1/4" Diam, 1/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1/4" Diam, 1/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937145
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 1/4
Pilot Hole Diameter (Inch) 1/8
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-2
Oversize Pilot Model Number Compatibility 186-2
Number of Flutes 4
Overall Length (Inch) 1/2
Corner Radius (Inch) 1/32
Aircraft-Style No

$31.01

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Made in USA - 4 Flutes, 5/8" Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 5/8" Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937301
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 5/8
Pilot Hole Diameter (Inch) 3/16
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-4
Oversize Pilot Model Number Compatibility 186-7
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$40.47

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Made in USA - 4 Flutes, 11/16" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 11/16" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937343
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 11/16
Pilot Hole Diameter (Inch) 1/4
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-5
Oversize Pilot Model Number Compatibility 186-8
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$41.79

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Made in USA - 4 Flutes, 7/8" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 7/8" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937392
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 7/8
Pilot Hole Diameter (Inch) 1/4
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-5
Oversize Pilot Model Number Compatibility 186-8
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$91.47

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Made in USA - 4 Flutes, 7/8" Diam, 1/4" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 7/8" Diam, 1/4" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938150
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Counterbore Diameter (Inch) 7/8
Pilot Hole Diameter (Inch) 1/4
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-5
Oversize Pilot Model Number Compatibility 186-8
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$245.20

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Made in USA - 4 Flutes, 2" Diam, 3/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 2" Diam, 3/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937541
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 2
Pilot Hole Diameter (Inch) 3/4
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-10
Oversize Pilot Model Number Compatibility 186-22; 186-23; 186-24
Number of Flutes 4
Overall Length (Inch) 1
Corner Radius (Inch) 1/32
Aircraft-Style No

$243.58

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Made in USA - 4 Flutes, 5/8" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 5/8" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938085
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Counterbore Diameter (Inch) 5/8
Pilot Hole Diameter (Inch) 5/16
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-6
Oversize Pilot Model Number Compatibility 186-9
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$160.04

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Made in USA - 4 Flutes, 9/16" Diam, 5/32" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 9/16" Diam, 5/32" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937277
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 9/16
Pilot Hole Diameter (Inch) 5/32
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-3
Oversize Pilot Model Number Compatibility 186-6
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$35.45

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Made in USA - 4 Flutes, 3/4" Diam, 3/8" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 3/4" Diam, 3/8" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938143
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Counterbore Diameter (Inch) 3/4
Pilot Hole Diameter (Inch) 3/8
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-7
Oversize Pilot Model Number Compatibility 186-10
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$203.64

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Made in USA - 4 Flutes, 11/16" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 11/16" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938119
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Counterbore Diameter (Inch) 11/16
Pilot Hole Diameter (Inch) 5/16
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-6
Oversize Pilot Model Number Compatibility 186-9
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$164.74

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Made in USA - 4 Flutes, 1-1/4" Diam, 1/2" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 1-1/4" Diam, 1/2" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937483
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 1-1/4
Pilot Hole Diameter (Inch) 1/2
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-8
Oversize Pilot Model Number Compatibility 186-17
Number of Flutes 4
Overall Length (Inch) 7/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$133.32

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Made in USA - 4 Flutes, 3/4" Diam, 3/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Strong Tooling

Made in USA - 4 Flutes, 3/4" Diam, 3/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937384
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 3/4
Pilot Hole Diameter (Inch) 3/8
Counterbore Material High Speed Steel
Standard Pilot Model Number Compatibility 185-7
Oversize Pilot Model Number Compatibility 186-10
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/32
Aircraft-Style No

$58.60

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