Holemaking > Counterbores & Porting Tools (ET04) - (2177 Products)
Made in USA - 5/16" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 71010201
Brand: Made in USA
Model #: Features and Benefits
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
4
Shank Type
Straight
Shank Diameter (Inch)
1/4
Aircraft-Style
Yes
Overall Length (Inch)
2-3/8
Flute Length (Inch)
1/2
Cutting Direction
Forward
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Union Butterfield - 3/4" Diam, 1/2" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 71387559
Brand: Union Butterfield
Model #: 6210047Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
3/4
Counterbore Diameter (Decimal Inch)
0.7500
Pilot Shank Diameter Compatibility (Inch)
1/4
Pilot Shank Diameter Compatibility (Decimal Inch)
0.2500
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)
5.3750
Overall Length (Inch)
5-3/8
Flute Length (Decimal Inch)
1.50
Flute Length (Inch)
1-1/2
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
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Scientific Cutting Tools - 1/4" Port, 15/16" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 44064467
Brand: Scientific Cutting Tools
Model #: PT-BSPP-1/4AFeatures and Benefits
Product Specifications
Pilot Type
Reamer
Port Thread Size (Decimal Inch)
0.2500
Port Thread Size (Inch)
1/4
Tool Material
Carbide-Tipped
Minimum Pilot Diameter (Decimal Inch)
0.4590
Maximum Pilot Diameter (Decimal Inch)
0.5330
Spotface Diameter (Decimal Inch)
0.9380
Pilot Length (Decimal Inch)
0.6830
Identification Groove
No
Finish/Coating
AlTiN+
Head Length (Decimal Inch)
1.6200
Overall Length (Decimal Inch)
3.6200
Shank Diameter (Decimal Inch)
0.5000
Shank Length (Decimal Inch)
2.0000
Seal Angle
45
Thread Type
BSPP
Flute Type
Straight
Number of Flutes
3
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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
Item #: 44075380
Brand: Scientific Cutting Tools
Model #: MS21921-12Features and Benefits
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
Bright
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
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Value Collection - 23/64" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08815235
Brand: Value Collection
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
23/64
Pilot Shank Diameter Compatibility (Inch)
5/32
Finish/Coating
Bright
Counterbore Material
Cobalt
Number of Flutes
3
Shank Type
Straight
Shank Diameter (Inch)
5/16
Aircraft-Style
No
Shank Length (Inch)
3-1/16
Overall Length (Inch)
4-1/16
Cutting Direction
Forward
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Made in USA - 5/16" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore
Item #: 78810207
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
5/16
Pilot Shank Diameter Compatibility (Inch)
3/32
Finish/Coating
Bright
Counterbore Material
Carbide-Tipped
Number of Flutes
3
Shank Type
Morse Taper
Aircraft-Style
No
Shank Taper Designation
1MT
Overall Length (Inch)
3-13/16
Cutting Direction
Forward
Material Application
Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics
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Made in USA - 9/16-18" Port, 1.012" Spotface Diam, 3/8" Tube Outside Diam, Reamer Pilot, Straight Shank, High Speed Steel Porting Tool
Item #: 00389486
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Port Standard Designation
AND 10050; MS 33649
Pilot Type
Reamer
Port Thread Size (Inch)
9/16-18
Tool Material
High Speed Steel
Tube Outside Diameter Compatibility (Inch)
3/8
Minimum Pilot Diameter (Decimal Inch)
0.5060 (AND Spec); 0.5120 (MS Spec)
Spotface Diameter (Decimal Inch)
1.0120
ShankType
Straight
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Overall Length (Inch)
3-11/16
Shank Diameter (Decimal Inch)
0.5000
Thread Type
Straight
Number of Flutes
4
Material Application
Abrasive Materials; Ferrous Metals; Non-Ferrous Metals
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Scientific Cutting Tools - 3/8-24" Port, 0.805" Spotface Diam, 3/16" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 44042380
Brand: Scientific Cutting Tools
Model #: AND10050-3RAFeatures 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
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Interstate - 20mm Compatible Cobalt, Solid Pilot Counterbore
Item #: 45403482
Brand: Interstate
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (mm)
33.00
Fastener Size Compatibility (mm)
20.00
Counterbore Material
Cobalt
Number of Flutes
3
Pilot Diameter (mm)
21.00
Shank Taper Designation
2MT
Overall Length (mm)
254.00
Cutting Direction
Forward
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Made in USA - 5/8" Head Diam, 5/16" Shank Diam, Counterbore Pilot
Item #: 78906401
Brand: Made in USA
Model #:
Product Specifications
Head Diameter (Inch)
5/8
Shank Diameter (Inch)
5/16
Finish/Coating
Bright
Aircraft-Style
No
Pilot Material
Carbon Steel
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Made in USA - 3/4-16" Port, 1.208" Spotface Diam, 1/2" Tube Outside Diam, Plain Pilot, Straight Shank, High Speed Steel Porting Tool
Item #: 00389676
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Port Standard Designation
MS 16142
Pilot Type
Plain
Port Thread Size (Inch)
3/4-16
Tool Material
High Speed Steel
Tube Outside Diameter Compatibility (Inch)
1/2
Minimum Pilot Diameter (Decimal Inch)
0.6860
Spotface Diameter (Decimal Inch)
1.2080
ShankType
Straight
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Overall Length (Inch)
3-25/32
Shank Diameter (Inch)
1/2
Shank Diameter (Decimal Inch)
0.5000
Seal Angle
15
Thread Type
Straight
Number of Flutes
4
Material Application
Ferrous Metals; Non-Ferrous Metals
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Keo - 7/16" Socket Head Cap Screw Compatible, Cobalt, Solid Pilot Counterbore
Item #: 02828630
Brand: Keo
Model #: 55226Features and Benefits
Product Specifications
Fastener Type Compatibility
Socket-Head Cap Screw
Counterbore Diameter (Decimal Inch)
0.6950
Fastener Size Compatibility (Inch)
7/16
Counterbore Material
Cobalt
Finish/Coating
Bright
Standard or Oversize Pilot
Oversize
Shank Diameter (Inch)
1/2
Number of Flutes
3
Aircraft-Style
No
Pilot Diameter (Decimal Inch)
0.4680
Shank Type
Straight
Overall Length (Inch)
5
Cutting Direction
Forward
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Union Butterfield - 1/2" Diam, 1/4" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 65706392
Brand: Union Butterfield
Model #: 6210145Features and Benefits
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
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
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Made in USA - 1-1/16 - 12" Port, 1.665" Spotface Diam, 3/4" Tube Outside Diam, Plain Pilot, Straight Shank, High Speed Steel Porting Tool
Item #: 00389361
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Port Standard Designation
AND 10050; MS 33649
Pilot Type
Plain
Port Thread Size (Inch)
1-1/16 - 12
Tool Material
High Speed Steel
Tube Outside Diameter Compatibility (Inch)
3/4
Minimum Pilot Diameter (Decimal Inch)
0.9750 (AND Spec); 0.9860 (MS Spec)
Spotface Diameter (Decimal Inch)
1.6650
ShankType
Straight
Identification Groove
No
Workpiece Compatibility
Tubes
Finish/Coating
Bright
Overall Length (Inch)
4-9/32
Shank Diameter (Inch)
3/4
Shank Diameter (Decimal Inch)
0.7500
Thread Type
Straight
Number of Flutes
4
Material Application
Abrasive Materials; Ferrous Metals; Non-Ferrous Metals
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Value Collection - 5/16" Head Diam, 5/32" Shank Diam, Counterbore Pilot
Item #: 08903205
Brand: Value Collection
Model #:
Product Specifications
Head Diameter (Inch)
5/16
Shank Diameter (Inch)
5/32
Pilot Material
Carbon Steel
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Scientific Cutting Tools - M22x1.5mm Port, 1.1457" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool
Item #: 44037877
Brand: Scientific Cutting Tools
Model #: 6149-M22X1.5AFeatures and Benefits
Product Specifications
Port Standard Designation
ISO 6149-1; SAE J2244-1
Pilot Type
Reamer
Port Thread Size (mm)
M22x1.5
Tool Material
Carbide-Tipped
Minimum Pilot Diameter (mm)
20.500
Minimum Pilot Diameter (Decimal Inch)
0.8071
Maximum Pilot Diameter (Decimal Inch)
0.9390
Spotface Diameter (Decimal Inch)
1.1457
Spotface Diameter (mm)
29.10
Pilot Length (Decimal Inch)
0.6102
Identification Groove
No
Finish/Coating
AlTiN+
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
Metric Fine
Flute Type
Straight
Number of Flutes
4
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Made in USA - 11/16" Diam, 3 Flutes, Morse Taper Shank, Interchangeable Pilot Counterbore
Item #: 78810447
Brand: Made in USA
Model #: Features and Benefits
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
Morse Taper
Aircraft-Style
No
Shank Taper Designation
2MT
Overall Length (Inch)
5-1/8
Cutting Direction
Forward
Material Application
Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics
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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
Item #: 44064723
Brand: Scientific Cutting Tools
Model #: MS33649-28RAFeatures and Benefits
Product Specifications
Port Standard Designation
AS 5202; MS 33649
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)
2.1740
Maximum Pilot Diameter (Decimal Inch)
2.2755
Spotface Diameter (Decimal Inch)
3.0500
Pilot Length (Decimal Inch)
1.1300
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
UNJ
Flute Type
Straight
Number of Flutes
4
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Made in USA - 1-3/16" Diam, 1" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 78801123
Brand: Made in USA
Model #: Features and Benefits
Product Specifications
Counterbore Diameter (Inch)
1-3/16
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)
1
Aircraft-Style
No
Overall Length (Inch)
6-3/8
Cutting Direction
Forward
Material Application
Cast Iron; Composites; Non-Ferrous Metals; Non-Metals; Plastics
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Jobber Drill: 8.45 mm Dia, 140 deg Point, Solid Carbide
Item #: 02242907
Brand: Emuge
Model #: TA211724.0845Product Specifications
Drill Bit Size (mm)
8.45
Drill Bit Size (Decimal Inch)
0.3327
Drill Bit Material
Solid Carbide
Drill Point Angle (Degrees)
140
Coating/Finish
AlCrN
Flute Type
Regular Spiral
Cutting Direction
Right Hand
Point Type
Standard
Coolant Through
Yes
Number of Flutes
2
Overall Length (mm)
103.00
Overall Length (Decimal Inch)
4.0551
Flute Length (mm)
61.00
Flute Length (Decimal Inch)
2.4016
Proprietary Coating/Finish
ALCR-89
Series
TA211724
Flute By Diameter Ratio
5xD
Shank Diameter (mm)
28
Shank Type
Straight
UNSPSC Code
23241634
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