Aircraft Drill Bits | Business Aircraft Consumables

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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)...

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BAC #: DB30C-THREADED

Threaded Drill Bits #30

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Cobalt Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB30C-LONG 2-1/8" overall length DB30C-SHORT 1-1/4" overall length DB30C-STUB 9/16" overall length DB30C-VERYSTUBBY ...

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Now: $3.88 - $5.96

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BAC #: DB40C-THREADED

Threaded Drill Bits #40

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Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB40C-LONG 2-1/8" long DB40C-SHORT-1 1-1/4" long DB40C-STUB 9/16" long

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BAC #: DB21C-THREADED

Threaded Drill Bits #21

In Stock

Cobalt Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB21C-LONG 2-1/8" long DB21C-SHORT 1-1/4" long DB21C-STUB 9/16" long DB21C-VERYSTUBBY 3/8" long

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BAC #: DB27C-THREADED

Threaded Drill Bits #27

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Cobalt Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB27C-LONG 2-1/8 " overall length DB27C-SHORT 1-1/4" overall length DB27C-STUB 9/16" overall length

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BAC #: DRILL-BIT-6

Cobalt Drill Bit, 6"

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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

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BAC #: DB10C-THREADED

Threaded Drill Bits #10

In Stock

Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB10C-LONG 2-1/8 " long DB10C-SHORT 1-1/4" long DB10C-STUB 9/16" long

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Now: $4.74 - $5.25

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BAC #: DRILL-BIT-12

Cobalt Drill Bits, 12"

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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.

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BAC #: PLASTIC-BIT

Drill Bits for Plastic And Acrylics

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Drill bit for plastic and acrylics. A 60 degree point angle allows gradual penetration to minimize cracking and chipping. A 0 degree rake angle eliminates grabbing.

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BAC #: DRILL-STOP

Spring Drill Stop

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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...

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$2.66

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BAC #: DB20C-SHORT

Threaded Drill Bit #20

In Stock

Cobalt Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB20C-SHORT 1-1/4" long

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$4.26

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BAC #: UNIBIT

Irwin Unibit Step Drill Bits

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IRWIN

Single-fluted cutting edge assures true round holes, and allows greater control with less vibration. Ideal for drilling holes in thin metals such as mild steel, copper, brass, aluminum, plexiglass, wood, and laminate. Unibit-1 Hole Sizes...

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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.

Drill Bits

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High Quality Aviation Cutting Tools

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