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Holemaking Products - Counterbores & Porting Tools For Sale | A1 Tooling - (1669 Products)

Made in USA - 1/2-20" Port, 0.95" Spotface Diam, 5/16" Tube Outside Diam, Reamer Pilot, Straight Shank, Carbide Tipped Porting Tool - A1 Tooling

Made in USA - 1/2-20" Port, 0.95" Spotface Diam, 5/16" Tube Outside Diam, Reamer Pilot, Straight Shank, Carbide Tipped Porting Tool


Item #: 00390096
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 Reamer
Port Thread Size (Inch) 1/2-20
Tool Material Carbide-Tipped
Tube Outside Diameter Compatibility (Inch) 5/16
Minimum Pilot Diameter (Decimal Inch) 0.4490 (AND Spec); 0.4550 (MS Spec)
Spotface Diameter (Decimal Inch) 0.9500
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Inch) 3-21/32
Shank Diameter (Decimal Inch) 0.5000
Thread Type Straight
Number of Flutes 4

$401.77

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Made in USA - 1/2" Diam, 7/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Made in USA - 1/2" Diam, 7/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 78800323
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) 1/2
Pilot Shank Diameter Compatibility (Inch) 3/16
Pilot Shank Diameter Compatibility (Decimal Inch) 0.1875
Finish/Coating Bright
Counterbore Material Carbide-Tipped
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 7/16
Aircraft-Style No
Overall Length (Inch) 4-5/16
Cutting Direction Forward
Material Application Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics

$187.07

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Scientific Cutting Tools - 1/4-28" Port, 0.575" Spotface Diam, Reamer Pilot, Solid Carbide Porting Tool - A1 Tooling

Scientific Cutting Tools - 1/4-28" Port, 0.575" Spotface Diam, Reamer Pilot, Solid Carbide Porting Tool


Item #: 76108844
Brand: Scientific Cutting Tools
Model #: MS33649-1R

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 5202; MS 33649
Pilot Type Reamer
Port Thread Size (Decimal Inch) 0.2500-28
Port Thread Size (Inch) 1/4-28
Tool Material Solid Carbide
Tube Dash Number 1.000
Minimum Pilot Diameter (Decimal Inch) 0.2190
Maximum Pilot Diameter (Decimal Inch) 0.2665
Spotface Diameter (Decimal Inch) 0.5750
Pilot Length (Decimal Inch) 0.3540
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.0000
Overall Length (Decimal Inch) 3.0000
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 2.0000
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$196.34

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Scientific Cutting Tools - 7/16-20" Port, 0.888" Spotface Diam, 1/4" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 7/16-20" Port, 0.888" Spotface Diam, 1/4" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 00274035
Brand: Scientific Cutting Tools
Model #: MS33649-4S

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) 0.4370-20
Port Thread Size (Inch) 7/16-20
Tool Material Carbide-Tipped
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) 0.3920
Maximum Pilot Diameter (Decimal Inch) 0.4565
Spotface Diameter (Decimal Inch) 0.8880
Pilot Length (Decimal Inch) 0.3620
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.1200
Overall Length (Decimal Inch) 3.1200
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 2.0000
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 4

$179.32

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Made in USA - 4 Flutes, 5/16" Diam, 5/32" Pilot Hole Diam, Solid Carbide Reverse Counterbore - A1 Tooling

Made in USA - 4 Flutes, 5/16" Diam, 5/32" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09937939
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) 5/16
Pilot Hole Diameter (Inch) 5/32
Counterbore Material Solid Carbide
Standard Pilot Model Number Compatibility 185-3
Oversize Pilot Model Number Compatibility 186-3
Number of Flutes 4
Overall Length (Inch) 1/2
Corner Radius (Inch) 1/64
Aircraft-Style No

$129.04

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Scientific Cutting Tools - 0.4370-20" Port, 0.888" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 0.4370-20" Port, 0.888" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44047751
Brand: Scientific Cutting Tools
Model #: BACD2036-4A

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 BACD 2036
Pilot Type Reamer
Port Thread Size (Decimal Inch) 0.4370-20
Tool Material Carbide-Tipped
Tube Dash Number 4.000
Minimum Pilot Diameter (Decimal Inch) 0.1700
Maximum Pilot Diameter (Decimal Inch) 0.5700
Spotface Diameter (Decimal Inch) 0.8880
Pilot Length (Decimal Inch) 0.1000
Identification Groove No
Finish/Coating AlTiN+
Head Length (Decimal Inch) 2.0000
Overall Length (Decimal Inch) 4.0000
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 2.0000
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$316.62

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Scientific Cutting Tools - 9/16-18" Port, 1.012" Spotface Diam, 3/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 9/16-18" Port, 1.012" Spotface Diam, 3/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 00274225
Brand: Scientific Cutting Tools
Model #: MS33649-6R

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 Reamer
Port Thread Size (Decimal Inch) 0.5620-18
Port Thread Size (Inch) 9/16-18
Tool Material Carbide-Tipped
Tube Dash Number 6.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.375
Tube Outside Diameter Compatibility (Inch) 3/8
Minimum Pilot Diameter (Decimal Inch) 0.5130
Maximum Pilot Diameter (Decimal Inch) 0.5825
Spotface Diameter (Decimal Inch) 1.0120
Pilot Length (Decimal Inch) 0.6380
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.5000
Overall Length (Decimal Inch) 3.3800
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 1.8800
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 4

$236.28

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Scientific Cutting Tools - 2-1/4 - 12" Port, 3.05" Spotface Diam, 1-3/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 2-1/4 - 12" Port, 3.05" Spotface Diam, 1-3/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 00274605
Brand: Scientific Cutting Tools
Model #: AND10050-28R

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
Pilot Type Reamer
Port Thread Size (Decimal Inch) 2.2500-12
Port Thread Size (Inch) 2-1/4 - 12
Tool Material Carbide-Tipped
Tube Dash Number 28.000
Tube Outside Diameter Compatibility (Decimal Inch) 1.750
Tube Outside Diameter Compatibility (Inch) 1-3/4
Minimum Pilot Diameter (Decimal Inch) 2.1630
Maximum Pilot Diameter (Decimal Inch) 2.2755
Spotface Diameter (Decimal Inch) 3.0500
Pilot Length (Decimal Inch) 1.1270
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 2.4200
Overall Length (Decimal Inch) 4.9200
Shank Diameter (Decimal Inch) 1.2500
Shank Length (Decimal Inch) 2.5000
Seal Angle 30
Thread Type UN
Flute Type Straight
Number of Flutes 4

$514.69

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Made in USA - 4 Flutes, 11/16" Diam, 5/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore - A1 Tooling

Made in USA - 4 Flutes, 11/16" Diam, 5/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937350
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) 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

$41.63

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Scientific Cutting Tools - 5/16-24" Port, 0.742" Spotface Diam, 1/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 5/16-24" Port, 0.742" Spotface Diam, 1/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 41219155
Brand: Scientific Cutting Tools
Model #: MS33649-2RL

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 Reamer
Port Thread Size (Decimal Inch) 0.3120-24
Port Thread Size (Inch) 5/16-24
Tool Material Carbide-Tipped
Tube Dash Number 2.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.125
Tube Outside Diameter Compatibility (Inch) 1/8
Minimum Pilot Diameter (Decimal Inch) 0.2760
Maximum Pilot Diameter (Decimal Inch) 0.3305
Spotface Diameter (Decimal Inch) 0.7420
Pilot Length (Decimal Inch) 0.5260
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.2500
Overall Length (Decimal Inch) 3.0000
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 1.7500
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$180.71

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Union Butterfield - 17/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Union Butterfield - 17/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 65706343
Brand: Union Butterfield
Model #: 6210146

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) 17/32
Counterbore Diameter (Decimal Inch) 0.5313
Pilot Shank Diameter Compatibility (Inch) 1/8
Pilot Shank Diameter Compatibility (Decimal Inch) 0.1250
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

$148.32

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Made in USA - 4 Flutes, 5/8" Diam, 3/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore - A1 Tooling

Made in USA - 4 Flutes, 5/8" Diam, 3/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938069
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) 3/16
Counterbore Material Solid Carbide
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) 1/64
Aircraft-Style No

$156.74

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Made in USA - 4 Flutes, 3/4" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore - A1 Tooling

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


Item #: 09937368
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) 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

$58.60

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Made in USA - 4 Flutes, 1-1/2" Diam, 5/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore - A1 Tooling

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

$183.84

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Made in USA - 4 Flutes, 1-3/8" Diam, 5/8" Pilot Hole Diam, Carbide-Tipped Reverse Counterbore - A1 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 - A1 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 - A1 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 - A1 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 - A1 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 - A1 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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