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. Reamers
  8. /
  9. Expansion Reamers
Search Feedback

Expansion Reamers (128 items) - Page 3

Yankee Expansion Reamer, 7 in, Straight, 3/8 in 431-3/8
Yankee

Expansion Reamer, 7 in, Straight, 3/8 in

Zoro # G5890525
Mfr # 431-3/8
product price:  $136.99
/ea
Zurn Expansion Manual Tool QEMT345
Zurn

Expansion Manual Tool

Zoro # G805976699
Mfr # QEMT345
product price:  $733.99
/ea
Kodiak Cutting Tools 1/2 High Speed Steel Expansion Reamer Straight Flute Taper Shank 5494863
Kodiak Cutting Tools

1/2 High Speed Steel Expansion Reamer Straight Flute Taper Shank

Zoro # G8611586
Mfr # 5494863
product price:  $146.99
/ea
Kodiak Cutting Tools 21/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494555
Kodiak Cutting Tools

21/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8605846
Mfr # 5494555
product price:  $158.99
/ea
Kodiak Cutting Tools 7/8 High Speed Steel Expansion Reamer Straight Flute Taper Shank 5494995
Kodiak Cutting Tools

7/8 High Speed Steel Expansion Reamer Straight Flute Taper Shank

Zoro # G8624956
Mfr # 5494995
product price:  $239.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDES, 2332 Diameter, 6916 Overall Length, Round Shank, Spira DWRRHDES23/32
Qualtech

Hand Expansion Reamer, Series DWRRHDES, 2332 Diameter, 6916 Overall Length, Round Shank, Spira

Zoro # G508027339
Mfr # DWRRHDES23/32
product price:  $198.99
/ea
Kodiak Cutting Tools 1-3/32 High Speed Steel Expansion Reamer Straight Flute Taper Shank 5495072
Kodiak Cutting Tools

1-3/32 High Speed Steel Expansion Reamer Straight Flute Taper Shank

Zoro # G8648415
Mfr # 5495072
product price:  $286.99
/ea
Kodiak Cutting Tools 3/4 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494588
Kodiak Cutting Tools

3/4 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8598590
Mfr # 5494588
product price:  $188.99
/ea
Kodiak Cutting Tools 9/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494522
Kodiak Cutting Tools

9/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8592659
Mfr # 5494522
product price:  $152.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDES, 1716 Diameter, 1078 Overall Length, Round Shank, Spir DWRRHDES1-7/16
Qualtech

Hand Expansion Reamer, Series DWRRHDES, 1716 Diameter, 1078 Overall Length, Round Shank, Spir

Zoro # G708027245
Mfr # DWRRHDES1-7/16
product price:  $552.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDE, 78 Diameter, 712 Overall Length, Round Shank, Straight DWRRHDE7/8
Qualtech

Hand Expansion Reamer, Series DWRRHDE, 78 Diameter, 712 Overall Length, Round Shank, Straight

Zoro # G608027338
Mfr # DWRRHDE7/8
product price:  $249.99
/ea
Kodiak Cutting Tools 1" High Speed Steel Expansion Reamer Straight Flute Taper Shank 5495039
Kodiak Cutting Tools

1" High Speed Steel Expansion Reamer Straight Flute Taper Shank

Zoro # G8638186
Mfr # 5495039
product price:  $286.99
/ea
Kodiak Cutting Tools 1-1/32 Inch HSS Expansion Reamer Straight Flute Taper Shank 5495050
Kodiak Cutting Tools

1-1/32 Inch HSS Expansion Reamer Straight Flute Taper Shank

Zoro # G8638168
Mfr # 5495050
product price:  $277.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDES, 134 Diameter, 1178 Overall Length, Round Shank, Spira DWRRHDES1-3/4
Qualtech

Hand Expansion Reamer, Series DWRRHDES, 134 Diameter, 1178 Overall Length, Round Shank, Spira

Zoro # G508027421
Mfr # DWRRHDES1-3/4
product price:  $749.99
/ea
Kodiak Cutting Tools 1 Inch HSS Expansion Reamer Straight Flute Straight Shank 5494676
Kodiak Cutting Tools

1 Inch HSS Expansion Reamer Straight Flute Straight Shank

Zoro # G8617518
Mfr # 5494676
product price:  $282.99
/ea
Kodiak Cutting Tools 1-7/16 Inch HSS Expansion Reamer Straight Flute Taper Shank 5495160
Kodiak Cutting Tools

1-7/16 Inch HSS Expansion Reamer Straight Flute Taper Shank

Zoro # G8652037
Mfr # 5495160
product price:  $421.99
/ea
Kodiak Cutting Tools 15/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494489
Kodiak Cutting Tools

15/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8581294
Mfr # 5494489
product price:  $134.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDE, 932 Diameter, 4 Overall Length, Round Shank, Straight Flu DWRRHDE9/32
Qualtech

Hand Expansion Reamer, Series DWRRHDE, 932 Diameter, 4 Overall Length, Round Shank, Straight Flu

Zoro # G108027364
Mfr # DWRRHDE9/32
product price:  $115.99
/ea
Kodiak Cutting Tools 1-3/16 Inch HSS Expansion Reamer Straight Flute Taper Shank 5495105
Kodiak Cutting Tools

1-3/16 Inch HSS Expansion Reamer Straight Flute Taper Shank

Zoro # G8643996
Mfr # 5495105
product price:  $355.99
/ea
Kodiak Cutting Tools 1-1/8 Inch HSS Expansion Reamer Straight Flute Taper Shank 5495083
Kodiak Cutting Tools

1-1/8 Inch HSS Expansion Reamer Straight Flute Taper Shank

Zoro # G8644617
Mfr # 5495083
product price:  $313.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDE, 316 Diameter, 338 Overall Length, Round Shank, Straight DWRRHDE3/16
Qualtech

Hand Expansion Reamer, Series DWRRHDE, 316 Diameter, 338 Overall Length, Round Shank, Straight

Zoro # G708027313
Mfr # DWRRHDE3/16
product price:  $117.85
/ea
Kodiak Cutting Tools 1/2 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494500
Kodiak Cutting Tools

1/2 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8588845
Mfr # 5494500
product price:  $139.99
/ea
Kodiak Cutting Tools 7/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494478
Kodiak Cutting Tools

7/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8583069
Mfr # 5494478
product price:  $124.99
/ea
Garant Backing roller, Diameter: 100x100 mm, Type: AIR 568577 AIR
Garant

Backing roller, Diameter: 100x100 mm, Type: AIR

Zoro # G311470094
Mfr # 568577 AIR
product price:  $241.99
/ea
Kodiak Cutting Tools 5/8 High Speed Steel Expansion Reamer Straight Flute Taper Shank 5494907
Kodiak Cutting Tools

5/8 High Speed Steel Expansion Reamer Straight Flute Taper Shank

Zoro # G8620640
Mfr # 5494907
product price:  $165.99
/ea
Kodiak Cutting Tools 1-5/32 Inch HSS Expansion Reamer Straight Flute Taper Shank 5495094
Kodiak Cutting Tools

1-5/32 Inch HSS Expansion Reamer Straight Flute Taper Shank

Zoro # G8645280
Mfr # 5495094
product price:  $342.99
/ea
Kodiak Cutting Tools 13/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494467
Kodiak Cutting Tools

13/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8584417
Mfr # 5494467
product price:  $128.99
/ea
Kodiak Cutting Tools 19/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494533
Kodiak Cutting Tools

19/32 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8597568
Mfr # 5494533
product price:  $153.99
/ea
Kodiak Cutting Tools 1-3/8 Inch HSS Expansion Reamer Straight Flute Taper Shank 5495149
Kodiak Cutting Tools

1-3/8 Inch HSS Expansion Reamer Straight Flute Taper Shank

Zoro # G8643147
Mfr # 5495149
product price:  $398.99
/ea
Kodiak Cutting Tools 11/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494566
Kodiak Cutting Tools

11/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8594497
Mfr # 5494566
product price:  $175.99
/ea
Garant Backing roller, Diameter: 90x100 mm, Type: 2IN1 568570 2IN1
Garant

Backing roller, Diameter: 90x100 mm, Type: 2IN1

Zoro # G111470157
Mfr # 568570 2IN1
product price:  $124.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDES, 12 Diameter, 5 Overall Length, Round Shank, Spiral Flute DWRRHDES1/2
Qualtech

Hand Expansion Reamer, Series DWRRHDES, 12 Diameter, 5 Overall Length, Round Shank, Spiral Flute

Zoro # G608027277
Mfr # DWRRHDES1/2
product price:  $149.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDE, 118 Diameter, 912 Overall Length, Round Shank, Straigh DWRRHDE1-1/8
Qualtech

Hand Expansion Reamer, Series DWRRHDE, 118 Diameter, 912 Overall Length, Round Shank, Straigh

Zoro # G408027200
Mfr # DWRRHDE1-1/8
product price:  $296.21
/ea
Kodiak Cutting Tools 3/4 High Speed Steel Expansion Reamer Straight Flute Taper Shank 5494951
Kodiak Cutting Tools

3/4 High Speed Steel Expansion Reamer Straight Flute Taper Shank

Zoro # G8633749
Mfr # 5494951
product price:  $206.99
/ea
Kodiak Cutting Tools 7/8 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494632
Kodiak Cutting Tools

7/8 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8599799
Mfr # 5494632
product price:  $207.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDES, 78 Diameter, 712 Overall Length, Round Shank, Spiral F DWRRHDES7/8
Qualtech

Hand Expansion Reamer, Series DWRRHDES, 78 Diameter, 712 Overall Length, Round Shank, Spiral F

Zoro # G708027368
Mfr # DWRRHDES7/8
product price:  $214.99
/ea
Expansion Reamers (128 items) - Page 3
  • First
  • Previous
  • 3
    of 4 pages
  • Next
  • Last

About Expansion Reamers

Expansion reamers are specialized tools used to enlarge existing holes in metal or wood. They are designed with a cutting edge that can expand the hole as it is rotated, and they come in various sizes and styles for different types of applications.

Types of Expansion Reamers

There are many different types of expansion reamers available, including solid carbide, high speed steel, cobalt alloy, and spiral flute. Each type is best suited for certain materials and applications due to their unique design features. For example, solid carbide reamers are great for machining harder materials like stainless steel while high speed steel reamers are better suited for softer metals.

How Expansion Reamers Are Made

Expansion reamers are made using a variety of materials such as high-grade steel alloys, titanium alloys, tungsten carbide inserts, diamond-coated surfaces, and special coatings. They must also be constructed with precise tolerances in order to ensure the best results when enlarging holes.

Industries That Use Expansion Reamers

Expansion reamers can be found in use across many industries including automotive repair shops, machine shops, aerospace engineering firms, plumbing contractors and more. Professionals rely on these tools to quickly expand existing holes without damaging surrounding material.

Find the Expansion Reamers You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of Expansion Reamers along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Hand ReamersHole Saw KitsDrill Bit SetsHammer Drill Bits
Hole Saw ArborsHole SawsTap SetsPilot Point Drill Bits
Jobber Length Drill BitsPress-Fit Bushingsdrill america reamerm18 compact band saw
milwaukee reamer attachmentcompact band sawSpiral Point TapsStraight Flute Taps

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