Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Tools & Machining
  4. /
  5. Cutting Tools
  6. /
  7. Drill Bit Accessories
  8. /
  9. Drill Extensions
Search Feedback

Drill Extensions (312 items) - Page 3

Regal Cutting Tools No. 2 6 Aircraft Extension Drill 135 Split Point - Treated 030553AA
Regal Cutting Tools

No. 2 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G015880410
Mfr # 030553AA
product price:  $8.59
/ea
Sold in mult. of 2 for $17.18
Regal Cutting Tools No. 32 6 Aircraft Extension Drill 135 Split Point - Treated 030523AA
Regal Cutting Tools

No. 32 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G815879874
Mfr # 030523AA
product price:  $4.79
/ea
Sold in mult. of 2 for $9.58
Regal Cutting Tools No. 43 6 Aircraft Extension Drill 135 Split Point - Treated 030512AA
Regal Cutting Tools

No. 43 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G115880129
Mfr # 030512AA
product price:  $5.69
/ea
Sold in mult. of 2 for $11.38
Regal Cutting Tools A 6 Aircraft Extension Drill 135 Split Point - Treated 030624AA
Regal Cutting Tools

A 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G315880370
Mfr # 030624AA
product price:  $11.49
/ea
Regal Cutting Tools No. 8 6 Aircraft Extension Drill 135 Split Point - Treated 030547AA
Regal Cutting Tools

No. 8 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G415880423
Mfr # 030547AA
product price:  $7.75
/ea
Sold in mult. of 2 for $15.50
No Product Image Available
Crescent

Drill Bit Extension, 12in, 5/16in

Zoro # G912532917
Mfr # CDEX-1221
product price:  $16.99
/ea
Regal Cutting Tools No. 41 6 Aircraft Extension Drill 135 Split Point - Treated 030514AA
Regal Cutting Tools

No. 41 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G615880032
Mfr # 030514AA
product price:  $4.49
/ea
Sold in mult. of 3 for $13.47
Diablo 55x716 Univ Extension DHS500XT6
Diablo

55x716 Univ Extension

Zoro # G007971454
Mfr # DHS500XT6
product price:  $18.59
/ea
Regal Cutting Tools C 6 Aircraft Extension Drill 135 Split Point - Treated 030626AA
Regal Cutting Tools

C 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G215880272
Mfr # 030626AA
product price:  $11.55
/ea
Garr Tool Extension Length Drill, High Performance, Series: 1850H, 3 mm Drill - Metric 708
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, 3 mm Drill - Metric

Zoro # G916073805
Mfr # 708
product price:  $51.69
/ea
Regal Cutting Tools No. 45 6 Aircraft Extension Drill 135 Split Point - Treated 030510AA
Regal Cutting Tools

No. 45 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G915883948
Mfr # 030510AA
product price:  $5.69
/ea
Sold in mult. of 2 for $11.38
Garr Tool Extension Length Drill, High Performance, Series: 1850H, 2.05 mm Drill - Metric 636
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, 2.05 mm Drill - Metric

Zoro # G716072664
Mfr # 636
product price:  $55.79
/ea
Garr Tool Extension Length Drill, High Performance, Series: 1850H, No 45 Drill - Wire 640
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, No 45 Drill - Wire

Zoro # G716072589
Mfr # 640
product price:  $56.65
/ea
Regal Cutting Tools No. 3 6 Aircraft Extension Drill 135 Split Point - Treated 030552AA
Regal Cutting Tools

No. 3 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G415880324
Mfr # 030552AA
product price:  $7.75
/ea
Sold in mult. of 2 for $15.50
Diablo 55x38 Univ Extension DHS375XT6
Diablo

55x38 Univ Extension

Zoro # G207971421
Mfr # DHS375XT6
product price:  $16.45
/ea
Garr Tool Extension Length Drill, High Performance, Series: 1850H, 2.65 mm Drill - Metric 682
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, 2.65 mm Drill - Metric

Zoro # G116074107
Mfr # 682
product price:  $54.79
/ea
Regal Cutting Tools No. 46 6 Aircraft Extension Drill 135 Split Point - Treated 030509AA
Regal Cutting Tools

No. 46 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G215883945
Mfr # 030509AA
product price:  $5.69
/ea
Sold in mult. of 2 for $11.38
Master Mechanic Flex Bit Extension, Heavy-Duty Spiral Ring, 11-In. 160386
Master Mechanic

Flex Bit Extension, Heavy-Duty Spiral Ring, 11-In.

Zoro # G516286384
Mfr # 160386
product price:  $18.39
/ea
Regal Cutting Tools No. 28 6 Aircraft Extension Drill 135 Split Point - Treated 030527AA
Regal Cutting Tools

No. 28 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G015880182
Mfr # 030527AA
product price:  $5.89
/ea
Sold in mult. of 2 for $11.78
Garr Tool Extension Length Drill, High Performance, Series: 1850H, 2.45 mm Drill - Metric 666
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, 2.45 mm Drill - Metric

Zoro # G716073210
Mfr # 666
product price:  $55.25
/ea
Diablo Universal Extension, 18"x7/16" DHS500XT18
Diablo

Universal Extension, 18"x7/16"

Zoro # G303674530
Mfr # DHS500XT18
product price:  $22.39
/ea
Regal Cutting Tools No. 25 6 Aircraft Extension Drill 135 Split Point - Treated 030530AA
Regal Cutting Tools

No. 25 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G315880134
Mfr # 030530AA
product price:  $5.89
/ea
Sold in mult. of 2 for $11.78
Garr Tool Extension Length Drill, High Performance, Series: 1850H, No 47 Drill - Wire 632
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, No 47 Drill - Wire

Zoro # G116072752
Mfr # 632
product price:  $56.99
/ea
Garr Tool Extension Length Drill, High Performance, Series: 1850H, 1.2 mm Drill - Metric 580
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, 1.2 mm Drill - Metric

Zoro # G716072275
Mfr # 580
product price:  $52.59
/ea
Regal Cutting Tools No. 47 6 Aircraft Extension Drill 135 Split Point - Treated 030508AA
Regal Cutting Tools

No. 47 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G515883980
Mfr # 030508AA
product price:  $14.19
/ea
Regal Cutting Tools No. 19 6 Aircraft Extension Drill 135 Split Point - Treated 030536AA
Regal Cutting Tools

No. 19 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G215879979
Mfr # 030536AA
product price:  $6.49
/ea
Sold in mult. of 2 for $12.98
Regal Cutting Tools No. 17 6 Aircraft Extension Drill 135 Split Point - Treated 030538AA
Regal Cutting Tools

No. 17 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G415880034
Mfr # 030538AA
product price:  $6.49
/ea
Sold in mult. of 2 for $12.98
Regal Cutting Tools No. 20 6 Aircraft Extension Drill 135 Split Point - Treated 030535AA
Regal Cutting Tools

No. 20 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G415879977
Mfr # 030535AA
product price:  $5.89
/ea
Sold in mult. of 2 for $11.78
Regal Cutting Tools No. 22 12 Aircraft Extension Drill 135 Split Point - Treated 031295AA
Regal Cutting Tools

No. 22 12 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G515880408
Mfr # 031295AA
product price:  $16.39
/ea
Garr Tool Extension Length Drill, High Performance, Series: 1850H, No 37 Drill Size - Wire 680
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, No 37 Drill Size - Wire

Zoro # G416074159
Mfr # 680
product price:  $52.65
/ea
Regal Cutting Tools No. 42 6 Aircraft Extension Drill 135 Split Point - Treated 030513AA
Regal Cutting Tools

No. 42 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G115879970
Mfr # 030513AA
product price:  $4.49
/ea
Sold in mult. of 3 for $13.47
Garr Tool Extension Length Drill, High Performance, Series: 1850H, 0.96 mm Drill Size - Metric 550
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, 0.96 mm Drill Size - Metric

Zoro # G816072113
Mfr # 550
product price:  $52.99
/ea
Garr Tool Extension Length Drill, High Performance, Series: 1850H, No 51 Drill - Wire 612
Garr Tool

Extension Length Drill, High Performance, Series: 1850H, No 51 Drill - Wire

Zoro # G316073009
Mfr # 612
product price:  $51.85
/ea
Regal Cutting Tools No. 14 6 Aircraft Extension Drill 135 Split Point - Treated 030541AA
Regal Cutting Tools

No. 14 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G115879956
Mfr # 030541AA
product price:  $6.49
/ea
Sold in mult. of 2 for $12.98
Regal Cutting Tools No. 30 12 Aircraft Extension Drill 135 Split Point - Treated 031287AA
Regal Cutting Tools

No. 30 12 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G415880539
Mfr # 031287AA
product price:  $20.29
/ea
Regal Cutting Tools No. 50 6 Aircraft Extension Drill 135 Split Point - Treated 017750AW
Regal Cutting Tools

No. 50 6 Aircraft Extension Drill 135 Split Point - Treated

Zoro # G115883502
Mfr # 017750AW
product price:  $5.65
/ea
Sold in mult. of 2 for $11.30
Drill Extensions (312 items) - Page 3
  • First
  • Previous
  • 3
    of 9 pages
  • Next
  • Last

About Drill Extensions

Extend the total reach of your existing drill bits and drill deeper holes effectively with premium steel drill bit extensions from the best brands in the industry at Zoro. When drilling hard-to-reach areas or drilling in materials that are deeper than usual, drill extensions can offer the extra drill bit length you need to get the job done. A drill bit extension is commonly used on metalworking applications in professional settings, as well as for home improvement projects that require drilling stubs for wall hanging applications.

A Variety of Drill Bit Add-Ons

Zoro carries a variety of flexible drill bits that offer a bending motion, which is particularly useful when drilling in difficult or awkward locations. We also carry a steel-constructed drill extension collection for durability and longevity, which includes a variety of different drill lengths and body diameters. Discover a range of drill bit extenders in various sizes for your convenience, including steel drill extensions, flexible options, threaded products, and more.

Even if you don't need a drill bit extension now, having one on hand at the jobsite is often a smart decision. These handy add-ons can be highly useful in a variety of drilling situations and make sense as an additional product to have in your arsenal for contractors, handymen, builders, and anyone else who uses drill bits on the job. While you're here, don't forget to also check out our wide assortment of drill bit and tap sets, along with many other useful drill accessories that make it easier to perform a variety of drilling tasks.

Everything You Need to Get Started

Whether you're a professional, shopping for your team, or working on your own home projects, these high-quality drill bit extensions make it easy to hit the ground running. Plus, when you order from Zoro, we always make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms available for qualifying customers, and an unparalleled customer experience. If needed, you can always contact our friendly associates, who are always ready to answer any questions and help you find the perfect product for your needs.

Related Categories

Morse Taper Drill SleevesHole SawsDrill Bit SetsHammer Drill BitsStep Drill Bits
Jobber Length Drill BitsHole Saw KitsPilot Point Drill BitsHole Saw ArborsAuger Drill Bits
6" drill bit extension18 in extension6.8mm drill bit1-1/4 core drill bit7" core bit
18 volt milwaukee drill3 inch self feed bit1/4" drill bit extension3-1/2” core bit12.5 mm drill bit

Sign Up & Save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow Us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every Part Plays a Part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Promo Codes
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer Service From Real People

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc