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Aircraft Extension Drill Bits – HSS & Cobalt in Extra-Long Lengths
Reach deep, drill clean, and get the job done right with our Aircraft Extension Drill Bits. Available in High-Speed Steel (HSS) and Cobalt, these professional-grade bits are built for precision in hard-to-reach areas. Choose from 6″ and 12″ lengths or go long with 24″, 36″, 48″, 60″, and even 72″ options—perfect for steel, aluminum, and other tough metals. Ideal for maintenance, fabrication, and industrial applications where standard bits just won’t cut it.
Questions? Call us at 1-800-350-8665 Ext 100
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Aircraft Extension Drill Bits- HSS 6″ Length Fractional
Price range: $3.17 through $19.98 This product has multiple variants. The options may be chosen on the product page -
Aircraft Extension Drill Bits- HSS 6″ Length Number sizes
Price range: $4.41 through $9.61 This product has multiple variants. The options may be chosen on the product page -
AIRCRAFT EXTENSION DRILL BITS- COBALT 6″ LENGTH FRACTIONAL
Price range: $4.57 through $18.65 This product has multiple variants. The options may be chosen on the product page -
AIRCRAFT EXTENSION DRILL BITS- COBALT 12″ LENGTH FRACTIONAL
Price range: $5.97 through $49.59 This product has multiple variants. The options may be chosen on the product page -
Aircraft Extension Drill Bits- HSS 12″ Length Fractional
Price range: $5.99 through $32.24 This product has multiple variants. The options may be chosen on the product page -
Aircraft Extension Drill Bits- HSS 12″ Length Number sizes
Price range: $6.11 through $15.47 This product has multiple variants. The options may be chosen on the product page -
Premium High Speed Long Boy Drill Bits – 12″ Long – 1/8″ to 1″
Price range: $8.64 through $109.58 This product has multiple variants. The options may be chosen on the product page -
AIRCRAFT EXTENSION DRILL BITS – 18″ – 72″ LONG LENGTH (NOT FLEXIBLE)
Price range: $29.76 through $109.89 This product has multiple variants. The options may be chosen on the product page -
AIRCRAFT EXTENSION DRILL BITS- COBALT 6″ LENGTH Number Sizes
Price range: $39.12 through $89.04 This product has multiple variants. The options may be chosen on the product page -
AIRCRAFT EXTENSION DRILL BITS- COBALT 12″ LENGTH Number Sizes
Price range: $72.60 through $168.48 This product has multiple variants. The options may be chosen on the product page -
Premium High Speed Long Boy Drill Bits – 12″ Long – Sizes over 1″
Price range: $106.28 through $134.46 This product has multiple variants. The options may be chosen on the product page
Welcome to Drill Bit Warehouse, bringing you only the highest quality drill bits and drill bit sets for less!
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Mailing Address:
PO Box 4041
Thousand Oaks, CA 91359 USA - Phone: 800-350-8665 Ext: 100
- Fax: (888)-374-5489
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