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  5. Cutting Tools
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  7. Reamers
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  9. Expansion Reamers

Expansion Reamers (128 items)

Milwaukee Tool Reamer Attachment for M18 FUEL Compact Band Saw 49-90-2029
Milwaukee Tool

Reamer Attachment for M18 FUEL Compact Band Saw

Zoro # G9265340
Mfr # 49-90-2029
product price: 
$39.99
/ea
Alfa Tools 1/4"-1-1/2" Plumber'S Premium High-Speed Steel Reamer MR54575
Alfa Tools

1/4"-1-1/2" Plumber'S Premium High-Speed Steel Reamer

Zoro # G6469182
Mfr # MR54575
product price: 
$47.15
/ea
Drill America 1/2" HSS Straight Flute Hand Expansion Reamer DWRRHDE1/2
Drill America

1/2" HSS Straight Flute Hand Expansion Reamer

Zoro # G1826249
Mfr # DWRRHDE1/2
product price: 
$109.99
/ea
Drill America 1/2" HSS Straight Shank Machine Expansion Reamer DWRRE1/2
Drill America

1/2" HSS Straight Shank Machine Expansion Reamer

Zoro # G1827509
Mfr # DWRRE1/2
product price: 
$56.39
/ea
Drill America 1-1/2" HSS Taper Shank Machine Expansion Reamer DWRRETS1-1/2
Drill America

1-1/2" HSS Taper Shank Machine Expansion Reamer

Zoro # G1823500
Mfr # DWRRETS1-1/2
product price: 
$190.99
/ea
Yankee ExpansionReamer, 10in, Straight, 29/32in 432-29/32
Yankee

ExpansionReamer, 10in, Straight, 29/32in

Zoro # G5931755
Mfr # 432-29/32
product price: 
$284.99
/ea
Yankee ExpansionReamer, 11in, Straight, 1-3/16in 431-1-3/16
Yankee

ExpansionReamer, 11in, Straight, 1-3/16in

Zoro # G5934372
Mfr # 431-1-3/16
product price: 
$367.99
/ea
Qualtech Hand Expansion Reamer, Series DWRRHDES, 1932 Diameter, 6 Overall Length, Round Shank, Spiral Flu DWRRHDES19/32
Qualtech

Hand Expansion Reamer, Series DWRRHDES, 1932 Diameter, 6 Overall Length, Round Shank, Spiral Flu

Zoro # G308027256
Mfr # DWRRHDES19/32
product price: 
$178.99
/ea
Kodiak Cutting Tools 9/16 High Speed Steel Expansion Reamer Straight Flute Taper Shank 5494885
Kodiak Cutting Tools

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

Zoro # G8623127
Mfr # 5494885
product price: 
$166.99
/ea
Kodiak Cutting Tools 13/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank 5494610
Kodiak Cutting Tools

13/16 High Speed Steel Expansion Reamer Straight Flute Straight Shank

Zoro # G8608208
Mfr # 5494610
product price: 
$219.99
/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: 
$215.99
/ea
Drill America 1" HSS Spiral Flute Hand Expansion Reamer DWRRHDES1INCH
Drill America

1" HSS Spiral Flute Hand Expansion Reamer

Zoro # G1832804
Mfr # DWRRHDES1INCH
product price: 
$184.99
/ea
Yankee ExpansionReamer, 10in, Straight, 7/8in 431-7/8
Yankee

ExpansionReamer, 10in, Straight, 7/8in

Zoro # G5924274
Mfr # 431-7/8
product price: 
$258.99
/ea
Hardin Industrial 18V Cordless PEX-A Expansion Tool Kit with Heads (1/2in, 3/4in, 1in), Battery and Charger HD-8200
Hardin Industrial

18V Cordless PEX-A Expansion Tool Kit with Heads (1/2in, 3/4in, 1in), Battery and Charger

Zoro # G321724439
Mfr # HD-8200
product price: 
$575.99
/ea
Yankee ExpansionReamer, 12-1/2in, 1-1/2in 431-1-1/2
Yankee

ExpansionReamer, 12-1/2in, 1-1/2in

Zoro # G6003277
Mfr # 431-1-1/2
product price: 
$460.99
/ea
Yankee Expansion Reamer, 8 in, Straight, 1/2 in 431-1/2
Yankee

Expansion Reamer, 8 in, Straight, 1/2 in

Zoro # G5991955
Mfr # 431-1/2
product price: 
$146.99
/ea
Yankee ExpansionReamer, 12in, Straight, 1-3/8in 432-1-3/8
Yankee

ExpansionReamer, 12in, Straight, 1-3/8in

Zoro # G5991666
Mfr # 432-1-3/8
product price: 
$464.99
/ea
Zurn Expansion Manual Tool QEMT345
Zurn

Expansion Manual Tool

Zoro # G805976699
Mfr # QEMT345
product price: 
$733.99
/ea
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
Yankee ExpansionReamer, 8in, Straight, 9/16in 432-9/16
Yankee

ExpansionReamer, 8in, Straight, 9/16in

Zoro # G5965093
Mfr # 432-9/16
product price: 
$187.99
/ea
Yankee ExpansionReamer, 11in, Straight, 1-5/32in 432-1-5/32
Yankee

ExpansionReamer, 11in, Straight, 1-5/32in

Zoro # G5939981
Mfr # 432-1-5/32
product price: 
$376.99
/ea
Yankee ExpansionReamer, 9in, Straight, 21/32in 432-21/32
Yankee

ExpansionReamer, 9in, Straight, 21/32in

Zoro # G5903676
Mfr # 432-21/32
product price: 
$210.99
/ea
Yankee ExpansionReamer, 12in, Straight, 1-3/8in 431-1-3/8
Yankee

ExpansionReamer, 12in, Straight, 1-3/8in

Zoro # G6019526
Mfr # 431-1-3/8
product price: 
$336.99
/ea
Yankee ExpansionReamer, 7in, Straight, 13/32in 432-13/32
Yankee

ExpansionReamer, 7in, Straight, 13/32in

Zoro # G5999235
Mfr # 432-13/32
product price: 
$162.99
/ea
Yankee ExpansionReamer, 11in, Straight, 1-7/32in 431-1-7/32
Yankee

ExpansionReamer, 11in, Straight, 1-7/32in

Zoro # G6011923
Mfr # 431-1-7/32
product price: 
$381.99
/ea
Yankee ExpansionReamer, 10in, Straight, 15/16in 432-15/16
Yankee

ExpansionReamer, 10in, Straight, 15/16in

Zoro # G5875694
Mfr # 432-15/16
product price: 
$281.99
/ea
Yankee ExpansionReamer, 10-1/2in, 1-1/32in 431-1-1/32
Yankee

ExpansionReamer, 10-1/2in, 1-1/32in

Zoro # G6030245
Mfr # 431-1-1/32
product price: 
$305.99
/ea
Yankee ExpansionReamer, 12-1/2in, 1-1/2in 432-1-1/2
Yankee

ExpansionReamer, 12-1/2in, 1-1/2in

Zoro # G5970745
Mfr # 432-1-1/2
product price: 
$508.99
/ea
Yankee ExpansionReamer, 7in, Straight, 15/32in 431-15/32
Yankee

ExpansionReamer, 7in, Straight, 15/32in

Zoro # G5928483
Mfr # 431-15/32
product price: 
$158.99
/ea
Yankee ExpansionReamer, 10-1/2in, 1-1/16in 431-1-1/16
Yankee

ExpansionReamer, 10-1/2in, 1-1/16in

Zoro # G5913433
Mfr # 431-1-1/16
product price: 
$262.99
/ea
Yankee ExpansionReamer, 11in, Straight, 1-1/8in 432-1-1/8
Yankee

ExpansionReamer, 11in, Straight, 1-1/8in

Zoro # G5968487
Mfr # 432-1-1/8
product price: 
$365.99
/ea
Yankee ExpansionReamer, 10-1/2in, 1-3/32in 431-1-3/32
Yankee

ExpansionReamer, 10-1/2in, 1-3/32in

Zoro # G5977081
Mfr # 431-1-3/32
product price: 
$334.99
/ea
Yankee ExpansionReamer, 11in, Straight, 1-5/32in 431-1-5/32
Yankee

ExpansionReamer, 11in, Straight, 1-5/32in

Zoro # G6006524
Mfr # 431-1-5/32
product price: 
$366.99
/ea
Yankee ExpansionReamer, 10-1/2in, 1-1/32in 432-1-1/32
Yankee

ExpansionReamer, 10-1/2in, 1-1/32in

Zoro # G6015195
Mfr # 432-1-1/32
product price: 
$320.99
/ea
Yankee ExpansionReamer, 9-1/2in, Straight, 13/16in 431-13/16
Yankee

ExpansionReamer, 9-1/2in, Straight, 13/16in

Zoro # G5925053
Mfr # 431-13/16
product price: 
$233.99
/ea
Yankee ExpansionReamer, 9-1/2in, Straight, 13/16in 432-13/16
Yankee

ExpansionReamer, 9-1/2in, Straight, 13/16in

Zoro # G5875502
Mfr # 432-13/16
product price: 
$234.99
/ea
Expansion Reamers (128 items)
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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.

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