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    Counterbore

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    RDX Socket Head Cap Screw Counterbores
    High speed steel, 1960 series. Straight shank.
    $4.35 - $42.90
    RDX Socket Head Cap Screw Counterbore Set
    High speed steel, straight shank. (Seven-piece metric set shown.)
    $39.95 - $99.95
    RDX High Speed Cap Screw Step Drills
    For drilling and counterboring cap screw clearance holes. An essential item for every tool room. One tool does two jobs in a single pass. They can be resharpened repeatedly and easily modified for any special step length. Note: Less than jobber length.
    $5.20 - $15.95
    RDX 4-Flute Aircraft Counterbores & Spot Facers
    High speed steel. Straight shank size is 1/4 inch; over 1 inch diameter, shanks are 1/2.
    $12.10 - $49.50
    Interchangeable Straight Shank Pilot Type Counterbores
    Industry grade C2, carbide tipped. Spiral flute, straight shank.
    $60.70 - $182.85
    High Speed Interchangeable Pilot Counterbore Sets
    Set consists of 13 counterbores 1/4 to 1 inch x 16ths, fitted case and 26 pilots in the following sizes:* 1/8, 5/32, 3/16 , 1/4 inch with 3/32 shanks* 3/16, 7/32, 1/4, 9/32, 5/16 inch with 5/32 shanks* 1/4, 5/16, 3/8, 7/16, 1/2 inch with 3/16, shanks* 5/16, 3/8, 7/16, 1/2, 9/16, 5/8 inch with 1/4…
    $218.30 - $288.90
    Cap Screw Step Drill Set (USA)
    For drilling and counterboring cap screw clearance holes. Includes stand. Can be sharpened repeatedly and easily modified for any special step length. Includes stand.
    $93.50
    item # 1009-9980
    APT Carbide Inserted Cap Screw Counterbore Sets
    No grinding. Higher cutting rates than high speed steel. No clamps to impede chip flow. C5/C6 carbide inserts and TORX wrench included each each set. (Three-piece set pictured.)
    $233.10 - $359.10
    Cap Screw Step Drills (USA)
    High speed steel, jobber length. For drilling and counterboring cap screw clearance holes. Essential item for every tool room. One tool does two jobs in a single pass. Can be sharpened repeatedly and easily modified for any special step length.
    $8.61 - $64.68
    RDX 39-Piece 3-Flute High Speed Counterbore Set
    With interchangeable parts. Straight shank. Includes case.Set consists of:* 13 counterbores with 3/32-inch shank in sizes 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16 and 1 inch* Four pilots with 5/32-inch shank in sizes 1/8, 5/32, 3/16, 1/4 inch* 10 pilots with 3/16-inch…
    $218.30
    item # 1182-0180
    RDX 7-Piece Cap Screw Counterbore Set
    High speed steel. Includes wood box.
    $46.15
    item # 1182-9980
    RDX Straight Shank Short Set Counterbores
    High speed steel. Interchangeable pilot type.
    $10.00 - $75.45
    Showing item 1 - 12 of 29 items found
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