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Holemaking > Counterbores & Porting Tools (ET04) - (2176 Products)

Holemaking > Counterbores & Porting Tools (ET04)
Made in USA - 4 Flutes, 11/16" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Exact Tool & Supply

Made in USA - 4 Flutes, 11/16" Diam, 1/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937343
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) 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

$53.12

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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 - Exact Tool & Supply

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

$235.47

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Made in USA - 9/16-18" Port, 0.989" Spotface Diam, 3/8" Tube Outside Diam, Reamer Pilot, Straight Shank, Carbide Tipped Porting Tool - Exact Tool & Supply

Made in USA - 9/16-18" Port, 0.989" Spotface Diam, 3/8" Tube Outside Diam, Reamer Pilot, Straight Shank, Carbide Tipped Porting Tool


Item #: 00390419
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 Reamer
Port Thread Size (Inch) 9/16-18
Tool Material Carbide-Tipped
Tube Outside Diameter Compatibility (Inch) 3/8
Minimum Pilot Diameter (Decimal Inch) 0.5060
Spotface Diameter (Decimal Inch) 0.9890
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Inch) 3-29/32
Shank Diameter (Decimal Inch) 0.5000
Seal Angle 12
Thread Type Straight
Number of Flutes 4

$792.97

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

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

$87.49

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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 - Exact Tool & Supply

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

$351.50

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Made in USA - 4 Flutes, 7/8" Diam, 1/4" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Exact Tool & Supply

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


Item #: 09938150
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) 1/4
Counterbore Material Solid Carbide
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) 1/64
Aircraft-Style No

$533.64

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Made in USA - 4 Flutes, 2" Diam, 3/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Exact Tool & Supply

Made in USA - 4 Flutes, 2" Diam, 3/4" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937541
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) 2
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

$344.14

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

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

$34.08

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Scientific Cutting Tools - M60x2.0mm Port, 2.9961" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool - Exact Tool & Supply

Scientific Cutting Tools - M60x2.0mm Port, 2.9961" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44037737
Brand: Scientific Cutting Tools
Model #: 6149-M60X2.0-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) M60x2.0
Tool Material Carbide-Tipped
Minimum Pilot Diameter (mm) 58.000
Minimum Pilot Diameter (Decimal Inch) 2.2835
Maximum Pilot Diameter (Decimal Inch) 2.4587
Spotface Diameter (Decimal Inch) 2.9961
Spotface Diameter (mm) 76.10
Pilot Length (Decimal Inch) 0.9567
Identification Groove Yes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 2.1000
Overall Length (Decimal Inch) 4.3500
Shank Diameter (Decimal Inch) 1.2500
Shank Length (Decimal Inch) 2.2500
Seal Angle 15
Thread Type Metric Fine
Flute Type Straight
Number of Flutes 4

$668.68

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Made in USA - 4 Flutes, 5/8" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Exact Tool & Supply

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


Item #: 09938085
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) 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

$311.88

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Union Butterfield - 19/32" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - Exact Tool & Supply

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


Item #: 65707903
Brand: Union Butterfield
Model #: 6210042

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
Counterbore Diameter (Decimal Inch) 0.5938
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

$139.42

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Made in USA - 3/8" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - Exact Tool & Supply

Made in USA - 3/8" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 78800240
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) 3/8
Pilot Shank Diameter Compatibility (Inch) 5/32
Finish/Coating Bright
Counterbore Material Carbide-Tipped
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 5/16
Aircraft-Style No
Overall Length (Inch) 4-1/16
Cutting Direction Forward
Material Application Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics

$201.25

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Made in USA - 4 Flutes, 11/16" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore - Exact Tool & Supply

Made in USA - 4 Flutes, 11/16" Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Counterbore


Item #: 09938119
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) 11/16
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

$382.90

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Value Collection - 27/32" Diam, 3/4" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - Exact Tool & Supply

Value Collection - 27/32" Diam, 3/4" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08815540
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) 27/32
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) 3/4
Aircraft-Style No
Shank Length (Inch) 3-7/8
Overall Length (Inch) 5-3/8
Cutting Direction Forward

$101.12

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Made in USA - 4 Flutes, 3/4" Diam, 3/8" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Exact Tool & Supply

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


Item #: 09937384
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) 3/8
Counterbore Material High Speed Steel
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) 1/32
Aircraft-Style No

$74.16

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Value Collection - 3/16" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - Exact Tool & Supply

Value Collection - 3/16" Diam, 15/64" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790123
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) 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
Aircraft-Style No
Shank Length (Inch) 2-3/8
Overall Length (Inch) 3
Cutting Direction Forward

$38.23

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Made in USA - 4 Flutes, 9/16" Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore - Exact Tool & Supply

Made in USA - 4 Flutes, 9/16" Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Counterbore


Item #: 09937285
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) 3/16
Counterbore Material High Speed Steel
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) 1/32
Aircraft-Style No

$46.50

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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 - Exact Tool & Supply

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


Item #: 44075844
Brand: Scientific Cutting Tools
Model #: MS33649-6RL

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

$238.16

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Made in USA - 9/16" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore - Exact Tool & Supply

Made in USA - 9/16" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 78800364
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) 9/16
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) 4-5/16
Cutting Direction Forward
Material Application Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics

$234.45

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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 - Exact Tool & Supply

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 #: 44042349
Brand: Scientific Cutting Tools
Model #: AND10050-28RA

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 AlTiN+
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

$568.06

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