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


Value Collection - 1/4" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 08780165
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) 1/4
Pilot Shank Diameter Compatibility (Inch) 3/32
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) 3-13/16
Cutting Direction Forward

$51.98

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Value Collection - 1-1/4" Diam, 1" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08791162
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) 1-1/4
Pilot Shank Diameter Compatibility (Inch) 3/8
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 5
Shank Type Straight
Shank Diameter (Inch) 1
Aircraft-Style No
Shank Length (Inch) 4-5/8
Overall Length (Inch) 6-5/8
Cutting Direction Forward

$180.87

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Scientific Cutting Tools - 1-5/8 - 12" Port, 1.56" Spotface Diam, 1-1/4" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 44075497
Brand: Scientific Cutting Tools
Model #: MS33514-20A

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 33514; MS 33514
Pilot Type Plain
Port Thread Size (Decimal Inch) 1.6250-12
Port Thread Size (Inch) 1-5/8 - 12
Tool Material Carbide-Tipped
Tube Dash Number 20.000
Tube Outside Diameter Compatibility (Decimal Inch) 1.250
Tube Outside Diameter Compatibility (Inch) 1-1/4
Minimum Pilot Diameter (Decimal Inch) 1.0910
Maximum Pilot Diameter (Decimal Inch) 1.2720
Spotface Diameter (Decimal Inch) 1.5600
Pilot Length (Decimal Inch) 0.5100
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.6200
Overall Length (Decimal Inch) 3.6200
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.0000
Seal Angle 12
Thread Type UNJ
Flute Type Straight
Number of Flutes 4

$331.26

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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

$185.64

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Made in USA - 1-5/16" Diam, 4 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 78811205
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) 1-5/16
Pilot Shank Diameter Compatibility (Inch) 3/8
Pilot Shank Diameter Compatibility (Decimal Inch) 0.3750
Finish/Coating Bright
Counterbore Material Carbide-Tipped
Number of Flutes 4
Shank Type Morse Taper
Aircraft-Style No
Shank Taper Designation 3MT
Overall Length (Inch) 6-5/8
Cutting Direction Forward
Material Application Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics

$365.12

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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

$52.23

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Made in USA - 4 Flutes, 9/16" Diam, 5/32" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938036
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) 9/16
Pilot Hole Diameter (Inch) 5/32
Counterbore Material Solid Carbide
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) 1/64
Aircraft-Style No

$173.69

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Made in USA - 13/16" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71010524
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) 13/16
Pilot Shank Diameter Compatibility (Inch) 3/16
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) 3-1/8
Flute Length (Inch) 3/4
Cutting Direction Forward

$75.98

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Made in USA - 1-3/16 - 12" Port, 1.785" Spotface Diam, 7/8" Tube Outside Diam, Plain Pilot, Straight Shank, Carbide Tipped Porting Tool


Item #: 00390328
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 MS 16142
Pilot Type Plain
Port Thread Size (Inch) 1-3/16 - 12
Tool Material Carbide-Tipped
Tube Outside Diameter Compatibility (Inch) 7/8
Minimum Pilot Diameter (Decimal Inch) 1.0960
Spotface Diameter (Decimal Inch) 1.7850
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Inch) 4-1/8
Shank Diameter (Inch) 3/4
Shank Diameter (Decimal Inch) 0.7500
Seal Angle 15
Thread Type Straight
Number of Flutes 4

$379.90

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Made in USA - 27/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71010540
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) 27/32
Pilot Shank Diameter Compatibility (Inch) 3/16
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) 3-1/8
Flute Length (Inch) 3/4
Cutting Direction Forward

$78.09

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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

$206.13

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


Item #: 09937525
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) 1-3/4
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

$213.40

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Made in USA - 11/16" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 78803442
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) 11/16
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) 1/2
Aircraft-Style No
Overall Length (Inch) 5-1/8
Cutting Direction Forward
Material Application Steel

$235.90

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Made in USA - 4 Flutes, 1-7/8" Diam, 3/4" Pilot Hole Diam, Carbide-Tipped Reverse Counterbore


Item #: 09938291
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) 1-7/8
Pilot Hole Diameter (Inch) 3/4
Counterbore Material Carbide-Tipped
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) 1/64
Aircraft-Style No

$426.48

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Union Butterfield - 11/16" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 65707952
Brand: Union Butterfield
Model #: 6210045

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
Counterbore Diameter (Decimal Inch) 0.6875
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 3
Shank Type Straight
Shank Diameter (Inch) 1/2
Shank Diameter (Decimal Inch) 0.5000
Aircraft-Style No
Overall Length (Decimal Inch) 5.1250
Overall Length (Inch) 5-1/8
Flute Length (Decimal Inch) 1.25
Flute Length (Inch) 1-1/4
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

$200.36

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Value Collection - 47/64" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790479
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) 47/64
Pilot Shank Diameter Compatibility (Inch) 1/4
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 1/2
Aircraft-Style No
Shank Length (Inch) 3-7/8
Overall Length (Inch) 5-3/8
Cutting Direction Forward

$107.90

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Scientific Cutting Tools - 2-1/2 - 12" Port, 2.4" Spotface Diam, 2" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 44075547
Brand: Scientific Cutting Tools
Model #: MS33514-32

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 33514; MS 33514
Pilot Type Plain
Port Thread Size (Decimal Inch) 2.5000-12
Port Thread Size (Inch) 2-1/2 - 12
Tool Material Carbide-Tipped
Tube Dash Number 32.000
Tube Outside Diameter Compatibility (Decimal Inch) 2.000
Tube Outside Diameter Compatibility (Inch) 2
Minimum Pilot Diameter (Decimal Inch) 1.8110
Maximum Pilot Diameter (Decimal Inch) 2.0240
Spotface Diameter (Decimal Inch) 2.4000
Pilot Length (Decimal Inch) 0.4400
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.8400
Overall Length (Decimal Inch) 4.0900
Shank Diameter (Decimal Inch) 1.0000
Shank Length (Decimal Inch) 2.2500
Seal Angle 12
Thread Type UNJ
Flute Type Straight
Number of Flutes 4

$430.89

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


Item #: 74112756
Brand: Scientific Cutting Tools
Model #: PT-BSPP-3/4

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) 0.7500
Port Thread Size (Inch) 3/4
Tool Material Carbide-Tipped
Minimum Pilot Diameter (Decimal Inch) 0.9580
Maximum Pilot Diameter (Decimal Inch) 1.0550
Spotface Diameter (Decimal Inch) 1.5000
Pilot Length (Decimal Inch) 0.8800
Identification Groove No
Finish/Coating Bright
Head Length (Decimal Inch) 1.8700
Overall Length (Decimal Inch) 4.3700
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.5000
Seal Angle 45
Thread Type BSPP
Flute Type Straight
Number of Flutes 4

$290.57

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


Item #: 09937442
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) 1/2
Counterbore Material High Speed Steel
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) 1/32
Aircraft-Style No

$100.83

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Scientific Cutting Tools - 3/4-16" Port, 1.24" Spotface Diam, 1/2" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44039626
Brand: Scientific Cutting Tools
Model #: AND10050-8RA

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) 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) 0.6860
Maximum Pilot Diameter (Decimal Inch) 0.7715
Spotface Diameter (Decimal Inch) 1.2400
Pilot Length (Decimal Inch) 0.6360
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.5800
Overall Length (Decimal Inch) 3.7000
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.1200
Seal Angle 30
Thread Type UNF
Flute Type Straight
Number of Flutes 4

$227.21

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