Holemaking > Counterbores & Porting Tools (ET04) - (2202 Products)
Cleveland - 17/32" Head Diam, 1/4" Shank Diam, Counterbore Pilot - Bright Finish, High Speed Steel
Item #: 63677504
Brand: Cleveland
Model #: C46621
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 17/32  
 
 Shank Diameter (Inch)  
 1/4  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 High Speed Steel  
 
 Material Application  
 Alloy Tool Steel; Aluminum; Cast Iron; Low Carbon Steel; Medium Carbon Steel  
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Made in USA - 7/16" Head Diam, 5/16" Shank Diam, Counterbore Pilot - Bright Finish, Carbon Steel
Item #: 78906286
Brand: Made in USA
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 7/16  
 
 Shank Diameter (Inch)  
 5/16  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 Carbon Steel  
2% Off All Online Orders
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Link Industries - 0.15" Drill, 1/4" Pilot Length, High Speed Steel Bright Finish Combo Drill & Counterbore - 0.242" Head Diam, 1/4" Body Diam, 1-7/32" OAL, #6 Socket-Head Cap Screw Compatibility, Uses Adapter UA-3
Item #: 56443948
Brand: Link Industries
Model #: 60-L2-294
Exact Tooling IR#: 04 
Product Specifications 
 
 Fastener Type Compatibility  
 Socket-Head Cap Screw  
 
 Fastener Size Compatibility (Wire)  
 #6  
 
 Drill Size (Decimal Inch)  
 0.1500  
 
 Pilot Length (Inch)  
 1/4  
 
 Tool Material  
 High Speed Steel  
 
 Finish/Coating  
 Bright  
 
 Adapter Model Number Compatibility  
 UA-3  
 
 Overall Length (Inch)  
 1-7/32  
 
 Cutting Direction  
 Right Hand  
 
 Body Diameter (Inch)  
 1/4  
 
 Head Diameter (Decimal Inch)  
 0.2420  
 
 Tapered  
 Yes  
2% Off All Online Orders
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Made in USA - 1-1/16" Head Diam, 3/8" Shank Diam, Counterbore Pilot - Bright Finish, Carbon Steel
Item #: 78907680
Brand: Made in USA
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 1-1/16  
 
 Shank Diameter (Inch)  
 3/8  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 Carbon Steel  
2% Off All Online Orders
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Union Butterfield - 3/8" Head Diam, 1/4" Shank Diam, Counterbore Pilot - Bright Finish, High Speed Steel
Item #: 65707069
Brand: Union Butterfield
Model #: 3210133
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 3/8  
 
 Shank Diameter (Inch)  
 1/4  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 High Speed Steel  
2% Off All Online Orders
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APT - 11/16" Cutting Diam, 3/32" Thick Blade, 7/16" Fastener Compatibility, Forward Cutting, Blade Type Counterbore Blade - High Speed Steel, Socket Head Cap Screw Compatible
Item #: 08863755
Brand: APT
Model #: BB22
Exact Tooling IR#: 04 
Product Specifications 
 
 Fastener Type Compatibility  
 Socket-Head Cap Screw  
 
 Fastener Size Compatibility (Inch)  
 7/16  
 
 Cutting Diameter (Inch)  
 11/16  
 
 Cutting Direction  
 Forward  
 
 Blade Thickness (Inch)  
 3/32  
 
 Blade Material  
 High Speed Steel  
2% Off All Online Orders
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Value Collection - 3/4" Head Diam, 1/2" Shank Diam, Counterbore Pilot - Carbon Steel
Item #: 08909483
Brand: Value Collection
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 3/4  
 
 Shank Diameter (Inch)  
 1/2  
 
 Pilot Material  
 Carbon Steel  
2% Off All Online Orders
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Union Butterfield - 3/16" Head Diam, 5/32" Shank Diam, Counterbore Pilot - Bright Finish, High Speed Steel
Item #: 65707127
Brand: Union Butterfield
Model #: 3210119
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 3/16  
 
 Shank Diameter (Inch)  
 5/32  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 High Speed Steel  
2% Off All Online Orders
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Cleveland - 7/32" Head Diam, 3/16" Shank Diam, Counterbore Pilot - Bright Finish, High Speed Steel
Item #: 63677223
Brand: Cleveland
Model #: C46551
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 7/32  
 
 Shank Diameter (Inch)  
 3/16  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 High Speed Steel  
 
 Material Application  
 Alloy Tool Steel; Aluminum; Cast Iron; Low Carbon Steel; Medium Carbon Steel  
2% Off All Online Orders
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Cleveland - 5/16" Head Diam, 3/16" Shank Diam, Counterbore Pilot - Bright Finish, High Speed Steel
Item #: 63677264
Brand: Cleveland
Model #: C46572
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 5/16  
 
 Shank Diameter (Inch)  
 3/16  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 High Speed Steel  
 
 Material Application  
 Alloy Tool Steel; Aluminum; Cast Iron; Low Carbon Steel; Medium Carbon Steel  
2% Off All Online Orders
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APT - 19/32" Cutting Diam, 3/32" Thick Blade, 3/8" Fastener Compatibility, Backward Cutting, Blade Type Counterbore Blade - High Speed Steel, Socket Head Cap Screw Compatible
Item #: 08864738
Brand: APT
Model #: BBZ19
Exact Tooling IR#: 04 
Product Specifications 
 
 Fastener Type Compatibility  
 Socket-Head Cap Screw  
 
 Fastener Size Compatibility (Inch)  
 3/8  
 
 Cutting Diameter (Inch)  
 19/32  
 
 Cutting Direction  
 Backward  
 
 Blade Thickness (Inch)  
 3/32  
 
 Blade Material  
 High Speed Steel  
2% Off All Online Orders
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Cleveland - 15/32" Head Diam, 3/16" Shank Diam, Counterbore Pilot - Bright Finish, High Speed Steel
Item #: 63677314
Brand: Cleveland
Model #: C46605
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 15/32  
 
 Shank Diameter (Inch)  
 3/16  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 High Speed Steel  
 
 Material Application  
 Alloy Tool Steel; Aluminum; Cast Iron; Low Carbon Steel; Medium Carbon Steel  
2% Off All Online Orders
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Value Collection - 5/8" Head Diam, 3/8" Shank Diam, Counterbore Pilot - Carbon Steel
Item #: 08907404
Brand: Value Collection
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 5/8  
 
 Shank Diameter (Inch)  
 3/8  
 
 Pilot Material  
 Carbon Steel  
2% Off All Online Orders
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Made in USA - 5/8" Head Diam, 3/8" Shank Diam, Counterbore Pilot - Bright Finish, Carbon Steel
Item #: 78907409
Brand: Made in USA
Exact Tooling IR#: 04 
Product Specifications 
 
 Head Diameter (Inch)  
 5/8  
 
 Shank Diameter (Inch)  
 3/8  
 
 Finish/Coating  
 Bright  
 
 Aircraft-Style  
 No  
 
 Pilot Material  
 Carbon Steel  
2% Off All Online Orders
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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
Item #: 00274407
Brand: Scientific Cutting Tools
Model #: AND10050-6SFeatures and Benefits
 
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  
 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  
 UNF  
 
 Flute Type  
 Straight  
    Number of Flutes  
 4   
2% Off All Online Orders
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Value Collection - 3/8" Diam, 5/16" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08830242
Brand: Value Collection
Model #: Features and Benefits
 
Product Specifications 
 
 Counterbore Diameter (Inch)  
 3/8  
 
 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)  
 5/16  
 
 Aircraft-Style  
 Yes  
 
 Overall Length (Inch)  
 4  
    Cutting Direction  
 Forward   
2% Off All Online Orders
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Value Collection - 57/64" Diam, 3/4" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08790578
Brand: Value Collection
Model #: Features and Benefits
 
Product Specifications 
 
 Counterbore Diameter (Inch)  
 57/64  
 
 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)  
 4-5/8  
 
 Overall Length (Inch)  
 6-1/8  
    Cutting Direction  
 Forward   
2% Off All Online Orders
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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
Item #: 44042273
Brand: Scientific Cutting Tools
Model #: AND10050-10RLAFeatures and Benefits
 
Product Specifications 
 
 Port Standard Designation  
 AND 10050  
 
 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)  
 0.8020  
 
 Maximum Pilot Diameter (Decimal Inch)  
 0.8985  
 
 Spotface Diameter (Decimal Inch)  
 1.4150  
 
 Pilot Length (Decimal Inch)  
 0.6860  
 
 Identification Groove  
 No  
 
 Workpiece Compatibility  
 Tubes  
 
 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  
 30  
 
 Thread Type  
 UNF  
 
 Flute Type  
 Straight  
    Number of Flutes  
 4   
2% Off All Online Orders
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Value Collection - 13/16" Diam, 5/8" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore
Item #: 08815524
Brand: Value Collection
Model #: Features and Benefits
 
Product Specifications 
 
 Counterbore Diameter (Inch)  
 13/16  
 
 Pilot Shank Diameter Compatibility (Inch)  
 1/4  
 
 Finish/Coating  
 Bright  
 
 Counterbore Material  
 Cobalt  
 
 Number of Flutes  
 3  
 
 Shank Type  
 Straight  
 
 Shank Diameter (Inch)  
 5/8  
 
 Aircraft-Style  
 No  
 
 Shank Length (Inch)  
 3-7/8  
 
 Overall Length (Inch)  
 5-3/8  
    Cutting Direction  
 Forward   
2% Off All Online Orders
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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, Carbide Tipped Porting Tool
Item #: 00389981
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  
 Carbide-Tipped  
 
 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   
2% Off All Online Orders
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