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


Made in USA - 15/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71010300
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) 1/4
Aircraft-Style Yes
Overall Length (Inch) 2-13/16
Flute Length (Inch) 5/8
Cutting Direction Forward

$56.55

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Value Collection - 1-7/8" Diam, 1-1/2" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08791568
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) 1-7/8
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) 1-1/2
Aircraft-Style No
Shank Length (Inch) 5-7/8
Overall Length (Inch) 8-1/8
Cutting Direction Forward

$394.50

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Scientific Cutting Tools - M10x1.00mm Port, 0.7913" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 06606891
Brand: Scientific Cutting Tools
Model #: 6149-M10X1-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) M10x1.00
Tool Material Carbide-Tipped
Minimum Pilot Diameter (mm) 9.000
Minimum Pilot Diameter (Decimal Inch) 0.3543
Maximum Pilot Diameter (Decimal Inch) 0.4390
Spotface Diameter (Decimal Inch) 0.7913
Spotface Diameter (mm) 20.10
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

$242.12

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Scientific Cutting Tools - 1-5/8 - 12" Port, 2.31" Spotface Diam, 1-1/4" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 44039774
Brand: Scientific Cutting Tools
Model #: AND10050-20SA

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) 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) 1.5370
Maximum Pilot Diameter (Decimal Inch) 1.6505
Spotface Diameter (Decimal Inch) 2.3100
Pilot Length (Decimal Inch) 0.6170
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.9500
Overall Length (Decimal Inch) 4.2000
Shank Diameter (Decimal Inch) 1.0000
Shank Length (Decimal Inch) 2.2500
Seal Angle 30
Thread Type UN
Flute Type Straight
Number of Flutes 4

$296.54

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Made in USA - 1/2" Diam, 7/16" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71011324
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 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

$65.08

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Value Collection - 19/32" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08815383
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) 19/32
Pilot Shank Diameter Compatibility (Inch) 3/16
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) 5-1/8
Cutting Direction Forward

$99.99

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Scientific Cutting Tools - 0.2160-28" Port, 0.382" Spotface Diam, 1/8" Tube Outside Diam, Reamer Pilot, Solid Carbide Porting Tool


Item #: 44076115
Brand: Scientific Cutting Tools
Model #: RPT-2

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
Pilot Type Reamer
Port Thread Size (Decimal Inch) 0.2160-28
Tool Material Solid Carbide
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) 0.1840
Maximum Pilot Diameter (Decimal Inch) 0.2550
Spotface Diameter (Decimal Inch) 0.3820
Pilot Length (Decimal Inch) 0.3115
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.5000
Overall Length (Decimal Inch) 3.5000
Shank Diameter (Decimal Inch) 0.3750
Shank Length (Decimal Inch) 2.0000
Seal Angle 21
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$181.95

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Value Collection - 11/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08840225
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) 11/32
Pilot Shank Diameter Compatibility (Inch) 3/32
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) 2-3/8
Cutting Direction Forward

$59.62

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Made in USA - 3/8-24" Port, 0.77" Spotface Diam, 3/16" Tube Outside Diam, Reamer Pilot, Straight Shank, High Speed Steel Porting Tool


Item #: 00389767
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
Product Specifications
Port Standard Designation MS 16142
Pilot Type Reamer
Port Thread Size (Inch) 3/8-24
Tool Material High Speed Steel
Tube Outside Diameter Compatibility (Inch) 3/16
Minimum Pilot Diameter (Decimal Inch) 0.3330
Spotface Diameter (Decimal Inch) 0.7700
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Inch) 3-9/16
Shank Diameter (Decimal Inch) 0.5000
Seal Angle 12
Thread Type Straight
Number of Flutes 3
Material Application Ferrous Metals; Non-Ferrous Metals

$261.18

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Scientific Cutting Tools - 1-7/8 - 12" Port, 2.628" Spotface Diam, 1-1/2" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 92496876
Brand: Scientific Cutting Tools
Model #: MS33649-24RA

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) 1.8750-12
Port Thread Size (Inch) 1-7/8 - 12
Tool Material Carbide-Tipped
Tube Dash Number 24.000
Tube Outside Diameter Compatibility (Decimal Inch) 1.500
Tube Outside Diameter Compatibility (Inch) 1-1/2
Minimum Pilot Diameter (Decimal Inch) 1.7990
Maximum Pilot Diameter (Decimal Inch) 1.9005
Spotface Diameter (Decimal Inch) 2.6280
Pilot Length (Decimal Inch) 1.0140
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 2.2900
Overall Length (Decimal Inch) 4.5400
Shank Diameter (Decimal Inch) 1.0000
Shank Length (Decimal Inch) 2.2500
Seal Angle 30
Thread Type UNJ
Flute Type Straight
Number of Flutes 4

$408.54

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Scientific Cutting Tools - 1-7/8 - 12" Port, 2.57" Spotface Diam, 1-1/2" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 44065118
Brand: Scientific Cutting Tools
Model #: MS16142-24SA

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) 1.8750-12
Port Thread Size (Inch) 1-7/8 - 12
Tool Material Carbide-Tipped
Tube Dash Number 24.000
Tube Outside Diameter Compatibility (Decimal Inch) 1.500
Tube Outside Diameter Compatibility (Inch) 1-1/2
Minimum Pilot Diameter (Decimal Inch) 1.7870
Maximum Pilot Diameter (Decimal Inch) 1.9645
Spotface Diameter (Decimal Inch) 2.5700
Pilot Length (Decimal Inch) 0.6100
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.9500
Overall Length (Decimal Inch) 4.2000
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

$349.93

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Scientific Cutting Tools - 2-1/2 - 12" Port, 3.49" Spotface Diam, 2" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44065092
Brand: Scientific Cutting Tools
Model #: MS16142-32RA

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) 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) 2.4170
Maximum Pilot Diameter (Decimal Inch) 2.5895
Spotface Diameter (Decimal Inch) 3.4900
Pilot Length (Decimal Inch) 0.7770
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 2.6500
Overall Length (Decimal Inch) 5.1500
Shank Diameter (Decimal Inch) 1.2500
Shank Length (Decimal Inch) 2.5000
Seal Angle 15
Thread Type UN
Flute Type Straight
Number of Flutes 4

$599.52

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Made in USA - 3/16" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08812125
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) 3/16
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 15/64
Shank Length (Inch) 2-3/8
Overall Length (Inch) 3
Cutting Direction Forward

$64.44

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Scientific Cutting Tools - 1-5/16 - 12" Port, 1.92" Spotface Diam, 1" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 00274845
Brand: Scientific Cutting Tools
Model #: MS16142-16R

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) 1.3120-12
Port Thread Size (Inch) 1-5/16 - 12
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) 1.2290
Maximum Pilot Diameter (Decimal Inch) 1.4005
Spotface Diameter (Decimal Inch) 1.9200
Pilot Length (Decimal Inch) 0.7790
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 2.0000
Overall Length (Decimal Inch) 4.2500
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

$315.63

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Made in USA - 7/8" Diam, 1/2" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 71011563
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 Shank Diameter Compatibility (Inch) 3/16
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 4
Shank Type Straight
Shank Diameter (Inch) 1/2
Aircraft-Style Yes
Overall Length (Inch) 5-3/8
Cutting Direction Forward

$93.60

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Value Collection - 13/16" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore


Item #: 08780520
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) 13/16
Pilot Shank Diameter Compatibility (Inch) 1/4
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) 5-3/8
Cutting Direction Forward

$94.01

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Made in USA - 5/16-24" Port, 0.742" Spotface Diam, 1/8" Tube Outside Diam, Plain Pilot, Straight Shank, High Speed Steel Porting Tool


Item #: 00389262
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
Product Specifications
Port Standard Designation AND 10050; MS 33649
Pilot Type Plain
Port Thread Size (Inch) 5/16-24
Tool Material High Speed Steel
Tube Outside Diameter Compatibility (Inch) 1/8
Minimum Pilot Diameter (Decimal Inch) 0.2700 (AND Spec); 0.2740 (MS Spec)
Spotface Diameter (Decimal Inch) 0.7420
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 3
Material Application Abrasive Materials; Ferrous Metals; Non-Ferrous Metals

$249.97

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


Item #: 00274514
Brand: Scientific Cutting Tools
Model #: AND10050-4R

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) 0.4370-20
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) 0.3860
Maximum Pilot Diameter (Decimal Inch) 0.4565
Spotface Diameter (Decimal Inch) 0.8880
Pilot Length (Decimal Inch) 0.5270
Identification Groove No
Workpiece Compatibility Tubes
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 30
Thread Type UNF
Flute Type Straight
Number of Flutes 4

$212.21

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Made in USA - 7/16" Diam, 3/8" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08812281
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) 5/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 3/8
Shank Length (Inch) 3-1/16
Overall Length (Inch) 4-1/16
Cutting Direction Forward

$76.48

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Scientific Cutting Tools - 7/8-14" Port, 1.354" Spotface Diam, 5/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44075257
Brand: Scientific Cutting Tools
Model #: MS16142-10RC

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) 0.8750-14
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) 0.8040
Maximum Pilot Diameter (Decimal Inch) 0.9445
Spotface Diameter (Decimal Inch) 1.3540
Pilot Length (Decimal Inch) 0.6840
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating TiN
Head Length (Decimal Inch) 1.6800
Overall Length (Decimal Inch) 3.8000
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

$225.05

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