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Holemaking > Counterbores & Porting Tools (ET04) - (2177 Products)


Holemaking > Counterbores & Porting Tools (ET04)

Made in USA - 7/16" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71010284
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) 7/16
Pilot Shank Diameter Compatibility (Inch) 1/8
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 1/4
Aircraft-Style Yes
Overall Length (Inch) 2-13/16
Flute Length (Inch) 5/8
Cutting Direction Forward

$76.77

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Union Butterfield - 13/16" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 65706376
Brand: Union Butterfield
Model #: 6210155

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) 13/16
Counterbore Diameter (Decimal Inch) 0.8125
Pilot Shank Diameter Compatibility (Inch) 3/16
Pilot Shank Diameter Compatibility (Decimal Inch) 0.1875
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 1/4
Shank Diameter (Decimal Inch) 0.2500
Aircraft-Style Yes
Overall Length (Decimal Inch) 2.8125
Overall Length (Inch) 2-13/16
Flute Length (Decimal Inch) 0.50
Flute Length (Inch) 1/2
Cutting Direction Forward
Material Application Alloy Steel; Brass; Bronze; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Nickel; Nickel Alloys; Stainless Steel; Steel; Structural Steel; Titanium; Titanium Alloys

$141.65

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Made in USA - 1-3/8" Diam, 1/2" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71011787
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) 1-3/8
Pilot Shank Diameter Compatibility (Inch) 1/4
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 1/2
Aircraft-Style Yes
Overall Length (Inch) 5-1/2
Cutting Direction Forward

$300.57

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Made in USA - 3/4" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 78810488
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) 3/4
Pilot Shank Diameter Compatibility (Inch) 1/4
Pilot Shank Diameter Compatibility (Decimal Inch) 0.2500
Finish/Coating Bright
Counterbore Material Carbide-Tipped
Number of Flutes 3
Shank Type Morse Taper
Aircraft-Style No
Shank Taper Designation 2MT
Overall Length (Inch) 5-3/8
Cutting Direction Forward
Material Application Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics

$311.69

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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

$495.41

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Made in USA - 4 Flutes, 1" Diam, 1/2" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938200
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) 1/2
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-8
Oversize Pilot Model Number Compatibility 186-11
Number of Flutes 4
Overall Length (Inch) 5/8
Corner Radius (Inch) 1/64
Aircraft-Style No

$495.54

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Scientific Cutting Tools - 7/16-20" Port, 0.41" Spotface Diam, 1/4" Tube Outside Diam, Plain Pilot, Straight Shank, Solid Carbide Porting Tool


Item #: 00274902
Brand: Scientific Cutting Tools
Model #: MS33514-4CT

Features and Benefits

Solid carbide is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
Product Specifications
Port Standard Designation AS 33514; MS 33514
Pilot Type Plain
Port Thread Size (Decimal Inch) 0.4375-20
Port Thread Size (Inch) 7/16-20
Tool Material Solid Carbide
Tube Dash Number 4.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.250
Tube Outside Diameter Compatibility (Inch) 1/4
Minimum Pilot Diameter (Decimal Inch) 0.1850
Spotface Diameter (Decimal Inch) 0.4100
Pilot Length (Decimal Inch) 0.4400
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Decimal Inch) 3.0000
Shank Diameter (Inch) 1/2
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 1.8750
Shank Length (Inch) 1.88
Seal Angle 12
Spotface to Shoulder Length (Decimal Inch) 0.2340
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$237.29

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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

$495.54

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Scientific Cutting Tools - 7/8-14" Port, 1.415" Spotface Diam, 5/8" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 00274092
Brand: Scientific Cutting Tools
Model #: MS33649-10S

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation AS 5202; MS 33649
Pilot Type Plain
Port Thread Size (Decimal Inch) 0.8750-14
Port Thread Size (Inch) 7/8-14
Tool Material Carbide-Tipped
Tube Dash Number 10.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.625
Tube Outside Diameter Compatibility (Inch) 5/8
Minimum Pilot Diameter (Decimal Inch) 0.8090
Maximum Pilot Diameter (Decimal Inch) 0.8985
Spotface Diameter (Decimal Inch) 1.4150
Pilot Length (Decimal Inch) 0.4950
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.5400
Overall Length (Decimal Inch) 3.6600
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.1200
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 4

$232.39

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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

$80.89

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Made in USA - 15/32" Diam, 7/16" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71011308
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) 15/32
Pilot Shank Diameter Compatibility (Inch) 1/8
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 7/16
Aircraft-Style Yes
Overall Length (Inch) 4-1/4
Cutting Direction Forward

$67.71

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Value Collection - 1-5/16" Diam, 5 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 08781205
Brand: Value Collection
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) 1-5/16
Pilot Shank Diameter Compatibility (Inch) 3/8
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 5
Shank Type Morse Taper
Aircraft-Style No
Shank Taper Designation 3MT
Overall Length (Inch) 6-5/8
Cutting Direction Forward

$119.50

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Made in USA - 4 Flutes, 1-1/2" Diam, 5/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937509
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) 1-1/2
Pilot Hole Diameter (Inch) 5/8
Counterbore Material High Speed Steel
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) 1/32
Aircraft-Style No

$259.42

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Made in USA - 7/16-20" Port, 0.888" Spotface Diam, 1/4" Tube Outside Diam, Plain Pilot, Straight Shank, Carbide Tipped Porting Tool


Item #: 00389908
Brand: Made in USA
Model #:

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation AND 10050; MS 33649
Pilot Type Plain
Port Thread Size (Inch) 7/16-20
Tool Material Carbide-Tipped
Tube Outside Diameter Compatibility (Inch) 1/4
Minimum Pilot Diameter (Decimal Inch) 0.3850 (AND Spec); 0.3920 (MS Spec)
Spotface Diameter (Decimal Inch) 0.8880
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Inch) 3-15/32
Shank Diameter (Inch) 1/2
Shank Diameter (Decimal Inch) 0.5000
Thread Type Straight
Number of Flutes 4

$688.78

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Scientific Cutting Tools - 1-1/8 - 18" Port, 1.428" Spotface Diam, 1" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 82983321
Brand: Scientific Cutting Tools
Model #: RPT-16

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Pilot Type Reamer
Port Thread Size (Decimal Inch) 1.1250-18
Port Thread Size (Inch) 1-1/8 - 18
Tool Material Carbide-Tipped
Tube Dash Number 16.000
Tube Outside Diameter Compatibility (Decimal Inch) 1.000
Tube Outside Diameter Compatibility (Inch) 1
Minimum Pilot Diameter (Decimal Inch) 1.0730
Maximum Pilot Diameter (Decimal Inch) 1.1630
Spotface Diameter (Decimal Inch) 1.4280
Pilot Length (Decimal Inch) 0.6695
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 2.2600
Overall Length (Decimal Inch) 4.2600
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.0000
Seal Angle 21
Thread Type UNJEF
Flute Type Straight
Number of Flutes 4

$268.62

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Scientific Cutting Tools - 3/4-16" Port, 1.198" Spotface Diam, 1/2" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 00274670
Brand: Scientific Cutting Tools
Model #: MS16142-8S

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation MS 16142; SAE J1926; SAE J514
Pilot Type Plain
Port Thread Size (Decimal Inch) 0.7500-16
Port Thread Size (Inch) 3/4-16
Tool Material Carbide-Tipped
Tube Dash Number 8.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.500
Tube Outside Diameter Compatibility (Inch) 1/2
Minimum Pilot Diameter (Decimal Inch) 0.6850
Maximum Pilot Diameter (Decimal Inch) 0.8135
Spotface Diameter (Decimal Inch) 1.1980
Pilot Length (Decimal Inch) 0.4520
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.4500
Overall Length (Decimal Inch) 3.5700
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.1200
Seal Angle 15
Thread Type UNF
Flute Type Straight
Number of Flutes 4

$215.21

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Value Collection - 9/16" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 08780363
Brand: Value Collection
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 Shank Diameter Compatibility (Inch) 3/16
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Morse Taper
Aircraft-Style No
Shank Taper Designation 1MT
Overall Length (Inch) 4-5/16
Cutting Direction Forward

$37.70

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Scientific Cutting Tools - M12x1.5mm Port, 3/4" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 06606784
Brand: Scientific Cutting Tools
Model #: 6149-M12X1.5

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation ISO 6149-1; SAE J2244-1
Pilot Type Reamer
Port Thread Size (mm) M12x1.5
Tool Material Carbide-Tipped
Minimum Pilot Diameter (mm) 10.500
Minimum Pilot Diameter (Decimal Inch) 0.4134
Maximum Pilot Diameter (Decimal Inch) 0.5453
Spotface Diameter (Decimal Inch) 0.7520
Spotface Diameter (mm) 19.10
Pilot Length (Decimal Inch) 0.4528
Identification Groove No
Finish/Coating Bright
Head Length (Decimal Inch) 1.2400
Overall Length (Decimal Inch) 3.1200
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 1.8800
Seal Angle 15
Thread Type Metric Fine
Flute Type Straight
Number of Flutes 3

$235.65

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Made in USA - 1/4" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 78803160
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) 1/4
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material Carbide-Tipped
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 15/64
Aircraft-Style No
Overall Length (Inch) 3-13/16
Cutting Direction Forward
Material Application Steel

$224.49

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Scientific Cutting Tools - 1-1/16 - 24" Port, 1.016" Spotface Diam, 5/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44064459
Brand: Scientific Cutting Tools
Model #: RPT-10A

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Pilot Type Reamer
Port Thread Size (Decimal Inch) 0.6870-24
Port Thread Size (Inch) 1-1/16 - 24
Tool Material Carbide-Tipped
Tube Dash Number 10.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.625
Tube Outside Diameter Compatibility (Inch) 5/8
Minimum Pilot Diameter (Decimal Inch) 0.6500
Maximum Pilot Diameter (Decimal Inch) 0.7260
Spotface Diameter (Decimal Inch) 1.0160
Pilot Length (Decimal Inch) 0.4965
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.8100
Overall Length (Decimal Inch) 3.8100
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 2.0000
Seal Angle 21
Thread Type UNJEF
Flute Type Straight
Number of Flutes 4

$263.39

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