Drill Bits

Item
Price
Quantity
  • Item
  • Price
  • Quantity
  • Jobber length cobalt drill bit
    BAC #: DRILL-BITS

    Cobalt Jobber Length Drill Bit

    In Stock

    Cobalt jobber drill bits with 135 degree split point, manufactured to NAS Standard 907. #1-8 Cobalt Jobber Length Drill Bit  #1-4 Cobalt Jobber Length Drill Bit  #1 Cobalt Jobber Length Drill Bit  #10 Cobalt Jobber Length Drill Bit (.1935)...
    $2.03 - $4.22
    $2.03 - $4.22
    Qty in Cart: 0
    Price:
    $2.03 - $4.22
    Subtotal:
  • COBALT DRILL BIT, 6"
    BAC #: DRILL-BIT-6

    Cobalt Drill Bit, 6"

    In Stock

    6" Cobalt High Speed Steel Aircraft Extension Drills feature a 135 degree split point, manufactured to NAS Standard 907. Sizes:  1/4, #10, #11, #19, #21, #30, #40, #50
    $4.18 - $6.38
    $4.18 - $6.38
    Qty in Cart: 0
    Price:
    $4.18 - $6.38
    Subtotal:
  • COBALT DRILL BITS, 12"
    BAC #: DRILL-BIT-12

    Cobalt Drill Bits, 12"

    In Stock

    12" High Speed Steel Aircraft Extension Drills feature a 135 degree split point, manufactured to NAS Standard 907. Sizes: 1/4, 10, 19, 21, 30, 40.
    $7.20 - $8.98
    $7.20 - $8.98
    Qty in Cart: 0
    Price:
    $7.20 - $8.98
    Subtotal:
  • Spring Drill Stops
    BAC #: DRILL-STOP

    Spring Drill Stop

    In Stock

    Attaches directly to your drill bit to help eliminate drill chuck marks and cushion drill "breakthrough". 1/4" Drill Stop is color coded copper. #10 Drill Stop is color coded brass. #21 Drill Stop is color coded black. #30 Drill Stop is color coded...
    $2.66

    $2.66

    /EA
    $2.66

    $2.66

    /EA
    Qty in Cart: 0
    Price:
    $2.66

    $2.66

    /EA
    Subtotal:
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High Quality Aviation Cutting Tools

BAC stocks cobalt jobber length, 6 inch and 12 inch drill bits in many sizes, as well as threaded shank drill bits used for aircraft maintenance.  Need a size that's not listed?  Call us at 888-239-6625 for special orders. 

 

Cobalt drill bits are a vital tool in aircraft maintenance, valued for their durability, precision, and ability to perform in demanding applications. Engineered with a cobalt alloy, these drill bits exhibit exceptional heat resistance and strength, making them ideal for drilling through hard materials such as titanium, stainless steel, and high-strength alloys commonly used in aircraft construction. Their superior wear resistance ensures a longer service life, reducing downtime and tool replacement costs. Aircraft maintenance technicians rely on cobalt drill bits for tasks requiring precision, such as creating or enlarging holes in structural components, panels, or fasteners. The consistent performance of cobalt drill bits contributes to maintaining the structural integrity and safety of aircraft, underscoring their importance in aviation maintenance operations.