Holemaking > Counterbores & Porting Tools (ET04) - (2029 Products)
Union Butterfield - 15/32" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 66387069
Brand: Union Butterfield
Model #: 6210144Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
15/32
Counterbore Diameter (Decimal Inch)
0.4688
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
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 7/16-20" Port, 0.888" Spotface Diam, 1/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 71040109
Brand: Scientific Cutting Tools
Model #: MS33649-4RLFeatures and Benefits
Product Specifications
Port Standard Designation
AS 5202; MS 33649
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)
0.3930
Maximum Pilot Diameter (Decimal Inch)
0.4565
Spotface Diameter (Decimal Inch)
0.8880
Pilot Length (Decimal Inch)
0.5930
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
UNJF
Flute Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Made in USA - 9/16-18" Port, 1.012" Spotface Diam, 3/8" Tube Outside Diam, Plain Pilot, Straight Shank, Carbide Tipped Porting Tool
Item #: 00389924
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Port Standard Designation
AND 10050; MS 33649
Pilot Type
Plain
Port Thread Size (Inch)
9/16-18
Tool Material
Carbide-Tipped
Tube Outside Diameter Compatibility (Inch)
3/8
Minimum Pilot Diameter (Decimal Inch)
0.5050 (AND Spec); 0.5110 (MS Spec)
Spotface Diameter (Decimal Inch)
1.0120
ShankType
Straight
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Overall Length (Inch)
3-17/32
Shank Diameter (Inch)
1/2
Shank Diameter (Decimal Inch)
0.5000
Thread Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 1-1/2 - 12" Port, 2.09" Spotface Diam, 1-1/8" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 00274316
Brand: Scientific Cutting Tools
Model #: MS33649-18RFeatures and Benefits
Product Specifications
Port Standard Designation
AS 5202; MS 33649
Pilot Type
Reamer
Port Thread Size (Decimal Inch)
1.5000-12
Port Thread Size (Inch)
1-1/2 - 12
Tool Material
Carbide-Tipped
Tube Dash Number
18.000
Tube Outside Diameter Compatibility (Decimal Inch)
1.125
Tube Outside Diameter Compatibility (Inch)
1-1/8
Minimum Pilot Diameter (Decimal Inch)
1.4250
Maximum Pilot Diameter (Decimal Inch)
1.5265
Spotface Diameter (Decimal Inch)
2.0900
Pilot Length (Decimal Inch)
1.0030
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Head Length (Decimal Inch)
2.2800
Overall Length (Decimal Inch)
4.5300
Shank Diameter (Decimal Inch)
1.0000
Shank Length (Decimal Inch)
2.2500
Seal Angle
30
Thread Type
UNJF
Flute Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Value Collection - 1-1/2" Diam, 5 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore
Item #: 08781320
Brand: Value Collection
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
1-1/2
Pilot Shank Diameter Compatibility (Inch)
3/8
Finish/Coating
Bright
Counterbore Material
High Speed Steel
Number of Flutes
5
Shank Type
Morse Taper
Aircraft-Style
No
Shank Taper Designation
4MT
Overall Length (Inch)
7-7/8
Cutting Direction
Forward
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 3/8-24" Port, 0.805" Spotface Diam, 3/16" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 44042398
Brand: Scientific Cutting Tools
Model #: AND10050-3RLAFeatures and Benefits
Product Specifications
Port Standard Designation
AND 10050
Pilot Type
Reamer
Port Thread Size (Decimal Inch)
0.3750-24
Port Thread Size (Inch)
3/8-24
Tool Material
Carbide-Tipped
Tube Dash Number
3.000
Tube Outside Diameter Compatibility (Decimal Inch)
0.188
Tube Outside Diameter Compatibility (Inch)
3/16
Minimum Pilot Diameter (Decimal Inch)
0.3330
Maximum Pilot Diameter (Decimal Inch)
0.3925
Spotface Diameter (Decimal Inch)
0.8050
Pilot Length (Decimal Inch)
0.4490
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
AlTiN+
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
UNF
Flute Type
Straight
Number of Flutes
3
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 1-5/8 - 12" Port, 1.56" Spotface Diam, 1-1/4" Tube Outside Diam, Plain Pilot, Straight Shank, Carbide Tipped Porting Tool
Item #: 00274977
Brand: Scientific Cutting Tools
Model #: MS33514-20CTFeatures and Benefits
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
Spotface Diameter (Decimal Inch)
1.5600
Pilot Length (Decimal Inch)
0.9500
ShankType
Straight
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Overall Length (Decimal Inch)
3.6200
Shank Diameter (Inch)
3/4
Shank Diameter (Decimal Inch)
0.7500
Shank Length (Decimal Inch)
2.0000
Shank Length (Inch)
2.00
Seal Angle
12
Spotface to Shoulder Length (Decimal Inch)
0.4150
Thread Type
UNJ
Flute Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Value Collection - 2-1/8" Diam, 1-1/2" Shank, Diam, 5 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08792087
Brand: Value Collection
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
2-1/8
Pilot Shank Diameter Compatibility (Inch)
1/2
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)
7-3/8
Overall Length (Inch)
9-7/8
Cutting Direction
Forward
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Value Collection - 1-3/16" Diam, 1/2" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08831125
Brand: Value Collection
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
1-3/16
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)
1/2
Aircraft-Style
Yes
Overall Length (Inch)
5-1/2
Cutting Direction
Forward
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Made in USA - 3/4" Diam, 1/2" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 71011480
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
3/4
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
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Value Collection - 1/2" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore
Item #: 08780322
Brand: Value Collection
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
1/2
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
1MT
Overall Length (Inch)
4-5/16
Cutting Direction
Forward
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 1-1/16 - 12" Port, 1.665" Spotface Diam, 3/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 00274563
Brand: Scientific Cutting Tools
Model #: AND10050-12RFeatures and Benefits
Product Specifications
Port Standard Designation
AND 10050
Pilot Type
Reamer
Port Thread Size (Decimal Inch)
1.0620-12
Port Thread Size (Inch)
1-1/16 - 12
Tool Material
Carbide-Tipped
Tube Dash Number
12.000
Tube Outside Diameter Compatibility (Decimal Inch)
0.750
Tube Outside Diameter Compatibility (Inch)
3/4
Minimum Pilot Diameter (Decimal Inch)
0.9760
Maximum Pilot Diameter (Decimal Inch)
1.0885
Spotface Diameter (Decimal Inch)
1.6650
Pilot Length (Decimal Inch)
0.7930
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
UN
Flute Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 1-1/16 - 12" Port, 1.665" Spotface Diam, 3/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 96419262
Brand: Scientific Cutting Tools
Model #: MS33649-12RLFeatures and Benefits
Product Specifications
Port Standard Designation
AS 5202; MS 33649
Pilot Type
Reamer
Port Thread Size (Decimal Inch)
1.0620-12
Port Thread Size (Inch)
1-1/16 - 12
Tool Material
Carbide-Tipped
Tube Dash Number
12.000
Tube Outside Diameter Compatibility (Decimal Inch)
0.750
Tube Outside Diameter Compatibility (Inch)
3/4
Minimum Pilot Diameter (Decimal Inch)
0.9850
Maximum Pilot Diameter (Decimal Inch)
1.0885
Spotface Diameter (Decimal Inch)
1.6650
Pilot Length (Decimal Inch)
0.9510
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Head Length (Decimal Inch)
2.0000
Overall Length (Decimal Inch)
4.1200
Shank Diameter (Decimal Inch)
0.7500
Shank Length (Decimal Inch)
2.1200
Seal Angle
30
Thread Type
UNJ
Flute Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 1-1/16 - 12" Port, 1.665" Spotface Diam, 3/4" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool
Item #: 00274431
Brand: Scientific Cutting Tools
Model #: AND10050-12SFeatures and Benefits
Product Specifications
Port Standard Designation
AND 10050
Pilot Type
Plain
Port Thread Size (Decimal Inch)
1.0620-12
Port Thread Size (Inch)
1-1/16 - 12
Tool Material
Carbide-Tipped
Tube Dash Number
12.000
Tube Outside Diameter Compatibility (Decimal Inch)
0.750
Tube Outside Diameter Compatibility (Inch)
3/4
Minimum Pilot Diameter (Decimal Inch)
0.9750
Maximum Pilot Diameter (Decimal Inch)
1.0885
Spotface Diameter (Decimal Inch)
1.6650
Pilot Length (Decimal Inch)
0.5070
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
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
UN
Flute Type
Straight
Number of Flutes
4
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Made in USA - 21/32" Diam, 1/2" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 71011423
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
21/32
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)
1/2
Aircraft-Style
Yes
Overall Length (Inch)
5-3/8
Cutting Direction
Forward
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Union Butterfield - 1-1/8" Diam, 3" Shank, Diam, 3 Flutes, Taper Shank, Interchangeable Pilot Counterbore
Item #: 66386525
Brand: Union Butterfield
Model #: 6210089Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
1-1/8
Counterbore Diameter (Decimal Inch)
1.1250
Pilot Shank Diameter Compatibility (Inch)
5/16
Pilot Shank Diameter Compatibility (Decimal Inch)
0.3125
Finish/Coating
Bright
Counterbore Material
High Speed Steel
Number of Flutes
3
Shank Type
Taper
Shank Diameter (Inch)
3
Shank Diameter (Decimal Inch)
3.0000
Aircraft-Style
No
Overall Length (Decimal Inch)
6.3750
Overall Length (Inch)
6-3/8
Flute Length (Decimal Inch)
1.75
Flute Length (Inch)
1-3/4
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
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Made in USA - 1-1/16" Diam, 3/4" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 78801040
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
1-1/16
Pilot Shank Diameter Compatibility (Inch)
5/16
Pilot Shank Diameter Compatibility (Decimal Inch)
0.3125
Finish/Coating
Bright
Counterbore Material
Carbide-Tipped
Number of Flutes
3
Shank Type
Straight
Shank Diameter (Inch)
3/4
Aircraft-Style
No
Overall Length (Inch)
6-3/8
Cutting Direction
Forward
Material Application
Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 7/8-14" Port, 0.825" Spotface Diam, 5/8" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool
Item #: 44075422
Brand: Scientific Cutting Tools
Model #: MS33514-10Features and Benefits
Product Specifications
Port Standard Designation
AS 33514; MS 33514
Pilot Type
Plain
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)
0.4980
Maximum Pilot Diameter (Decimal Inch)
0.6430
Spotface Diameter (Decimal Inch)
0.8250
Pilot Length (Decimal Inch)
0.3750
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Head Length (Decimal Inch)
1.2700
Overall Length (Decimal Inch)
3.1500
Shank Diameter (Decimal Inch)
0.5000
Shank Length (Decimal Inch)
1.8800
Seal Angle
12
Thread Type
UNJF
Flute Type
Straight
Number of Flutes
3
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Scientific Cutting Tools - 0.4370-20" Port, 0.6" Spotface Diam, 1/4" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 44075414
Brand: Scientific Cutting Tools
Model #: MS21921-4AFeatures and Benefits
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
AlTiN+
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
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It
Value Collection - 9/16" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08790362
Brand: Value Collection
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
9/16
Pilot Shank Diameter Compatibility (Inch)
3/16
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)
3-1/16
Overall Length (Inch)
4-5/16
Cutting Direction
Forward
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It