Flat Bottom Reamers | McMaster-Carr

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System of Measurement

Reamer Diameter

Flute Type

For Use On

Stainless Steel

Reamer Fractional Size

1/16" Undersized

1/8" Undersized

3/16" Undersized

3/16" to 1 1/4"

3/16" to 2 1/4"

3/16" Oversized

Shank Type

Reamer Type

For Dowel-Pin Holes

For Hole Alignment

For Morse Taper-Socket Holes

For Taper-Pin Holes

Material

Carbide-Tipped Tool Steel

Overall Length

Flute Length

Number of Flutes

Reamer Operation

Sold As

Length

Spiral Direction

Shank Diameter

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Taper Pin Number

For Dowel Pin Diameter

Finish

Black/Gold Oxide

Titanium Nitride (TiN) Coated

Shank Size

Square Shank Size

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842 Products

Reamers

Reamers

Finish most holes to precise inch, metric, wire gauge, or letter sizes

Reamers for Dowel-Pin Holes

Reamers for Dowel-Pin Holes

Undersized with a slight taper so pins fit snugly when installed

Reamers for Taper-Pin Holes

Reamers for Taper-Pin Holes

Shape holes to match the profile of taper pins

Reamers for Taper Pipe

Reamers for Taper Pipe

Finish a hole to a tapered pipe size before tapping threads

Reamer Sets

Finish holes of various diameters to precise inch, metric, wire gauge, or letter sizes

Reamers for Morse Taper-Socket Holes

Reamers for Morse Taper-Socket Holes

Create Morse taper-socket holes to hold cutting tools

Reamers for Hole Alignment

Reamers for Hole Alignment

Enlarge holes to correct misalignment and overlap

Impact Wrench Reamers for Hole Alignment

Impact Wrench Reamers for Hole Alignment

Enlarge holes faster than you can with a power drill

Reamers for Deburring

Reamers for Deburring

Finish holes in sheet metal or remove burrs from pipe and conduit

Reamer Sets for Taper-Pin Holes

Reamer Sets for Taper-Pin Holes

A variety of sizes for shaping holes to match the profile of taper pins

Reamer Sets for Dowel-Pin Holes

Reamer Sets for Dowel-Pin Holes

Keep a range of undersized reamers on hand so pins fit snugly when installed

Other Products

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)