Counterbores

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Capscrew Counterbores
Pilots For Counterbores
Solid Counterbores
Straight Shank Counterbores
Taper Shank Counterbores
  • #3 Fillister Hd Solid Cbr

    Drill America

    #3 Fillister Hd Solid Cbr

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $6.72
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  • #2 Fillister Hd Solid Cbr

    Drill America

    #2 Fillister Hd Solid Cbr

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $6.41
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  • #12 Fillister Hd Solid Cbr

    Drill America

    #12 Fillister Hd Solid Cbr

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $11.08
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  • #10 Fillister Hd Solid Cbr

    Drill America

    #10 Fillister Hd Solid Cbr

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $9.36
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  • 1/4 Fillister Hd Solid Cbr

    Drill America

    1/4 Fillister Hd Solid Cbr

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $15.62
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  • 1/2 Fillister Hd Solid Cbr

    Drill America

    1/2 Fillister Hd Solid Cbr

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $22.79
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  • 9/32 X 5/32 Counterbore Pilot

    Drill America

    9/32 X 5/32 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $5.14
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  • 9/32 X 3/32 Counterbore Pilot

    Drill America

    9/32 X 3/32 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $5.14
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  • 9/32 X 3/16 Counterbore Pilot

    Drill America

    9/32 X 3/16 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $5.14
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  • 9/32 X 1/8 Counterbore Pilot

    Drill America

    9/32 X 1/8 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $5.14
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  • 9/16 X 7/16 Counterbore Pilot

    Drill America

    9/16 X 7/16 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $7.37
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  • 9/16 X 5/16 Counterbore Pilot

    Drill America

    9/16 X 5/16 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $7.37
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  • 9/16 X 3/8 Counterbore Pilot

    Drill America

    9/16 X 3/8 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $7.37
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  • 9/16 X 3/16 Counterbore Pilot

    Drill America

    9/16 X 3/16 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $7.37
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  • 9/16 X 1/4 Counterbore Pilot

    Drill America

    9/16 X 1/4 Counterbore Pilot

    Counterboring Is The Enlargement Of A Portion Of A Hole That Has Previously Been Formed. If The Counterbored Portion Is Shallow (1/8" Or Less), The Operations Is Usually Known As Spot-Facing; For Example, A Flat Seat For A Bolt Head Or Nut. If The Hole...

    $7.37
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