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

Value Collection - 5/16" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 5/16" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 08780207
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) 5/16
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

$53.41

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Made in USA - 4 Flutes, 1/4" Diam, 1/8" Pilot Hole Diam, Solid Carbide Reverse Counterbore - A1 Tooling

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


Item #: 09937905
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) 1/4
Pilot Hole Diameter (Inch) 1/8
Counterbore Material Solid Carbide
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) 1/64
Aircraft-Style No

$132.30

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Scientific Cutting Tools - 0.4370-20" Port, 0.6" Spotface Diam, 1/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 0.4370-20" Port, 0.6" Spotface Diam, 1/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 81299497
Brand: Scientific Cutting Tools
Model #: MS21921-4

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
Port Standard Designation MS 21921
Pilot Type Reamer
Port Thread Size (Decimal Inch) 0.4370-20
Tool Material Carbide-Tipped
Tube Dash Number 4.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.250
Minimum Pilot Diameter (Decimal Inch) 0.3020
Maximum Pilot Diameter (Decimal Inch) 0.6000
Spotface Diameter (Decimal Inch) 0.6000
Pilot Length (Decimal Inch) 0.2130
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.5000
Overall Length (Decimal Inch) 3.2500
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 1.7500
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$192.84

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Scientific Cutting Tools - M8x1.00mm Port, 0.6732" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - M8x1.00mm Port, 0.6732" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 06606883
Brand: Scientific Cutting Tools
Model #: 6149-M8X1-ID

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) M8x1.00
Tool Material Carbide-Tipped
Minimum Pilot Diameter (mm) 7.000
Minimum Pilot Diameter (Decimal Inch) 0.2756
Maximum Pilot Diameter (Decimal Inch) 0.3602
Spotface Diameter (Decimal Inch) 0.6732
Spotface Diameter (mm) 17.10
Pilot Length (Decimal Inch) 0.3858
Identification Groove Yes
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 12
Thread Type Metric Fine
Flute Type Straight
Number of Flutes 3

$236.85

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Scientific Cutting Tools - 1-3/16 - 12" Port, 1.775" Spotface Diam, 7/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 1-3/16 - 12" Port, 1.775" Spotface Diam, 7/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44075281
Brand: Scientific Cutting Tools
Model #: MS16142-14RA

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 Reamer
Port Thread Size (Decimal Inch) 1.1870-12
Port Thread Size (Inch) 1-3/16 - 12
Tool Material Carbide-Tipped
Tube Dash Number 14.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.875
Tube Outside Diameter Compatibility (Inch) 7/8
Minimum Pilot Diameter (Decimal Inch) 1.1040
Maximum Pilot Diameter (Decimal Inch) 1.2755
Spotface Diameter (Decimal Inch) 1.7750
Pilot Length (Decimal Inch) 0.7790
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.9600
Overall Length (Decimal Inch) 4.2100
Shank Diameter (Decimal Inch) 1.0000
Shank Length (Decimal Inch) 2.2500
Seal Angle 15
Thread Type UN
Flute Type Straight
Number of Flutes 4

$250.11

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Value Collection - 1-7/16" Diam, 1-1/4" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 1-7/16" Diam, 1-1/4" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08816282
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) 1-7/16
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) 1-1/4
Aircraft-Style No
Shank Length (Inch) 5-7/8
Overall Length (Inch) 7-7/8
Cutting Direction Forward

$309.93

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Scientific Cutting Tools - 1.0620-12" Port, 1.3" Spotface Diam, 3/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 1.0620-12" Port, 1.3" Spotface Diam, 3/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 42792325
Brand: Scientific Cutting Tools
Model #: MS21921-12A

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 21921
Pilot Type Reamer
Port Thread Size (Decimal Inch) 1.0620-12
Tool Material Carbide-Tipped
Tube Dash Number 12.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.750
Minimum Pilot Diameter (Decimal Inch) 0.8280
Maximum Pilot Diameter (Decimal Inch) 1.3000
Spotface Diameter (Decimal Inch) 1.3000
Pilot Length (Decimal Inch) 0.3530
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.8700
Overall Length (Decimal Inch) 4.0000
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.1300
Thread Type UNJF
Flute Type Straight
Number of Flutes 4

$286.77

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Scientific Cutting Tools - 7/8-14" Port, 1.415" Spotface Diam, 5/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

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


Item #: 00274266
Brand: Scientific Cutting Tools
Model #: MS33649-10R

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) 0.8750-14
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) 0.8100
Maximum Pilot Diameter (Decimal Inch) 0.8985
Spotface Diameter (Decimal Inch) 1.4150
Pilot Length (Decimal Inch) 0.8350
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.8200
Overall Length (Decimal Inch) 3.9400
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

$265.58

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Value Collection - 17/64" Diam, 17/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 17/64" Diam, 17/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08815177
Brand: Value Collection
Model #:

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Product Specifications
Counterbore Diameter (Inch) 17/64
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material Cobalt
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 17/64
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 3-13/16
Cutting Direction Forward

$93.53

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Value Collection - 3/4" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 3/4" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08815482
Brand: Value Collection
Model #:

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Product Specifications
Counterbore Diameter (Inch) 3/4
Pilot Shank Diameter Compatibility (Inch) 1/4
Finish/Coating Bright
Counterbore Material Cobalt
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

$120.85

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

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


Item #: 44042455
Brand: Scientific Cutting Tools
Model #: AND10050-6SA

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 Plain
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) 0.5040
Maximum Pilot Diameter (Decimal Inch) 0.5825
Spotface Diameter (Decimal Inch) 1.0120
Pilot Length (Decimal Inch) 0.4040
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.2500
Overall Length (Decimal Inch) 3.2500
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 2.0000
Seal Angle 30
Thread Type UNF
Flute Type Straight
Number of Flutes 4

$170.42

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Made in USA - 4 Flutes, 1-3/8" Diam, 5/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore - A1 Tooling

Made in USA - 4 Flutes, 1-3/8" Diam, 5/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937491
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 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

$183.85

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Scientific Cutting Tools - 1-12" Port, 1.602" Spotface Diam, 11/16" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 1-12" Port, 1.602" Spotface Diam, 11/16" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 44075695
Brand: Scientific Cutting Tools
Model #: MS33649-11SA

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) 1.0000-12
Port Thread Size (Inch) 1-12
Tool Material Carbide-Tipped
Tube Dash Number 11.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.688
Tube Outside Diameter Compatibility (Inch) 11/16
Minimum Pilot Diameter (Decimal Inch) 0.9230
Maximum Pilot Diameter (Decimal Inch) 1.0255
Spotface Diameter (Decimal Inch) 1.6020
Pilot Length (Decimal Inch) 0.5070
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.6300
Overall Length (Decimal Inch) 3.7500
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

$190.09

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Scientific Cutting Tools - 5/8-18" Port, 1.105" Spotface Diam, 7/16" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool - A1 Tooling

Scientific Cutting Tools - 5/8-18" Port, 1.105" Spotface Diam, 7/16" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 00274068
Brand: Scientific Cutting Tools
Model #: MS33649-7S

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) 0.6250-18
Port Thread Size (Inch) 5/8-18
Tool Material Carbide-Tipped
Tube Dash Number 7.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.438
Tube Outside Diameter Compatibility (Inch) 7/16
Minimum Pilot Diameter (Decimal Inch) 0.5740
Maximum Pilot Diameter (Decimal Inch) 0.6455
Spotface Diameter (Decimal Inch) 1.1050
Pilot Length (Decimal Inch) 0.3930
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.2500
Overall Length (Decimal Inch) 3.2500
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

$211.86

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Value Collection - 19/32" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 19/32" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 08780389
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) 19/32
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 2MT
Overall Length (Inch) 5-1/8
Cutting Direction Forward

$80.62

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Value Collection - 7/8" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Value Collection - 7/8" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08840563
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) 7/8
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
Cutting Direction Forward

$93.75

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Union Butterfield - 1/2" Diam, 7/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Union Butterfield - 1/2" Diam, 7/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 65706558
Brand: Union Butterfield
Model #: 6210115

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
Counterbore Diameter (Decimal Inch) 0.5000
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 3
Shank Type Straight
Shank Diameter (Inch) 7/16
Shank Diameter (Decimal Inch) 0.4375
Aircraft-Style Yes
Overall Length (Decimal Inch) 3.8125
Overall Length (Inch) 3-13/16
Flute Length (Decimal Inch) 0.75
Flute Length (Inch) 3/4
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

$137.17

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

Value Collection - 17/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08840340
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) 17/32
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) 1/4
Aircraft-Style Yes
Overall Length (Inch) 2-13/16
Cutting Direction Forward

$75.38

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Made in USA - 1-5/8" Diam, 1-1/4" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore - A1 Tooling

Made in USA - 1-5/8" Diam, 1-1/4" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08813404
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) 1-5/8
Pilot Shank Diameter Compatibility (Inch) 7/16
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 5
Shank Type Straight
Shank Diameter (Inch) 1-1/4
Shank Length (Inch) 5-7/8
Overall Length (Inch) 8-1/8
Cutting Direction Forward

$378.23

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Scientific Cutting Tools - 3/4-16" Port, 1.198" Spotface Diam, 1/2" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool - A1 Tooling

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


Item #: 35513209
Brand: Scientific Cutting Tools
Model #: MS16142-8RC

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 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) 0.6880
Maximum Pilot Diameter (Decimal Inch) 0.8135
Spotface Diameter (Decimal Inch) 1.1980
Pilot Length (Decimal Inch) 0.5910
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating TiN
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 15
Thread Type UNF
Flute Type Straight
Number of Flutes 4

$241.98

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