Reamers

Reamers

Made in USA since 1992

Common reamer types

Chucking Reamers
Chucking Reamers The workhorse — machine reaming to size HSS, cobalt or carbide Best for Finishing drilled or bored holes to tolerance
Dowel Pin Reamers
Dowel Pin Reamers Sized for standard dowel pin fits HSS or cobalt Best for Tooling, fixturing and mold alignment
Expansion Reamers
Expansion Reamers Screw expands the head to restore size Straight or taper shank Best for Long service where regrinding pays
Hand Reamers
Hand Reamers Turned by hand, not under power Straight flute or left-hand spiral Best for Fitting, repair and toolroom work
Taper Pin Reamers
Taper Pin Reamers Cuts the taper for standard taper pins Straight, LH spiral or LH helical Best for Pinning gears and pulleys to shafts

Specialty reamers

HSS Safety Reamers LH Spiral
HSS Safety Reamers LH Spiral Hex shank, 1-1/16 to 2 inch Tapered point enters misaligned holes Best for Heavy structural steel assembly
HSS Capscrew Counterbores
HSS Capscrew Counterbores Flat-bottomed seat for a socket head Built-in pilot holds alignment Best for Recessing capscrews flush or below surface
HSS Bridge Reamers LH Spiral
HSS Bridge Reamers LH Spiral Taper shank with a pilot point Left-hand spiral, right-hand cut Best for Aligning bolt holes in structural steel
HSS Construction Reamers LH Spiral
HSS Construction Reamers LH Spiral Flatted shank, black and gold oxide Left-hand spiral, right-hand cut Best for Bolt clearance holes in beams and chassis
HSS Taper Pipe
HSS Taper Pipe Reams the taper before pipe tapping 6 to 12 flute options Best for Dryseal and ANPT thread preparation

Atlas Cutting Tools carries one of the most complete ranges of reamers in the industry. Shop Chucking Reamers (straight flute and spiral flute, in HSS, Cobalt, and Carbide), Dowel Pin Reamers, Expansion Reamers, Hand Reamers, Taper Pin Reamers, and specialty items like Bridge Reamers, Capscrew Counterbores, Construction Reamers, Safety Reamers, and Taper Pipe Reamers.

Reamers are precision-ground for tight tolerance hole finishing after drilling or boring, and material choice matters: HSS suits general-purpose work, Cobalt holds up better in stainless and tougher alloys, and Carbide delivers the longest tool life in high-volume production. All reamers are USA manufactured, and most sizes ship the same day with a 97% fill rate.

  • Compare SKU Vendor Size (D1) Decimal Equivalent (D1) Flute Diameter (D1) Shank Diameter (D2) Pilot Length (L2) Pilot Diameter (D3) Flute Length (L2) Overall Length (L1) Total Reach (L3) Axial Chamfer Morse Taper Small Diameter Large Diameter Body Length (L3) Size of Square Hex Shank Diameter Number of Flutes Coating In Stock Price Quantity
    A52400 ACT 0.6905 0.5615 2-1/4 9 8 Uncoated 19
    $82.71
  • A52401 ACT 0.747 0.624 2-1/2 9-1/2 8 Uncoated 19
    $87.94
  • A52402 ACT 0.7475 0.624 2-1/2 9-1/2 8 Uncoated 14
    $88.31
  • A52403 ACT 0.7485 0.624 2-1/2 9-1/2 8 Uncoated 13
    $88.31
  • A52404 ACT 0.7495 0.624 2-1/2 9-1/2 8 Uncoated 20
    $88.31
  • A52405 ACT 0.7505 0.624 2-1/2 9-1/2 8 Uncoated 23
    $95.53
  • A52406 ACT 0.7515 0.624 2-1/2 9-1/2 8 Uncoated 11
    $95.53
  • A52407 ACT 0.752 0.624 2-1/2 9-1/2 8 Uncoated 17
    $95.53
  • A52408 ACT 0.7525 0.624 2-1/2 9-1/2 8 Uncoated 11
    $95.53
  • A52409 ACT 0.753 0.624 2-1/2 9-1/2 8 Uncoated 20
    $95.53
  • A52410 ACT 0.754 0.624 2-1/2 9-1/2 8 Uncoated 25
    $95.53
  • A52411 ACT 0.755 0.624 2-1/2 9-1/2 8 Uncoated 17
    $95.53
  • A52412 ACT 0.8095 0.624 2-1/2 9-1/2 8 Uncoated 10
    $95.53
  • A52413 ACT 0.81 0.624 2-1/2 9-1/2 8 Uncoated 13
    $95.53
  • A52414 ACT 0.8105 0.624 2-1/2 9-1/2 8 Uncoated 6
    $95.53
  • A52415 ACT 0.811 0.624 2-1/2 9-1/2 8 Uncoated 16
    $95.53
  • A52416 ACT 0.812 0.624 2-1/2 9-1/2 8 Uncoated 23
    $95.53
  • A52417 ACT 0.813 0.624 2-1/2 9-1/2 8 Uncoated 27
    $105.10
  • A52418 ACT 0.814 0.624 2-1/2 9-1/2 8 Uncoated 16
    $105.59
  • A52419 ACT 0.8145 0.624 2-1/2 9-1/2 8 Uncoated 12
    $105.10
  • A52420 ACT 0.815 0.624 2-1/2 9-1/2 8 Uncoated 11
    $105.10
  • A52421 ACT 0.8155 0.624 2-1/2 9-1/2 8 Uncoated 14
    $105.10
  • A52422 ACT 0.872 0.624 2-5/8 10 8 Uncoated 10
    $107.86
  • A52423 ACT 0.8725 0.624 2-5/8 10 8 Uncoated 6
    $107.86
  • A52424 ACT 0.873 0.624 2-5/8 10 8 Uncoated 16
    $107.86
  • A52425 ACT 0.8735 0.624 2-5/8 10 8 Uncoated 10
    $107.86
  • A52426 ACT 0.8745 0.749 2-5/8 10 8 Uncoated 15
    $108.43
  • A52427 ACT 0.8755 0.749 2-5/8 10 8 Uncoated 13
    $118.04
  • A52428 ACT 0.8765 0.749 2-5/8 10 8 Uncoated 17
    $118.04
  • A52429 ACT 0.877 0.749 2-5/8 10 8 Uncoated 15
    $118.04
  • A52430 ACT 0.8775 0.749 2-5/8 10 8 Uncoated 6
    $117.51
  • A52431 ACT 0.878 0.749 2-5/8 10 8 Uncoated 16
    $118.04
  • A52432 ACT 0.934 0.749 2-5/8 10 8 Uncoated 7
    $117.51
  • A52433 ACT 0.9345 0.749 2-5/8 10 8 Uncoated 11
    $117.51
  • A52434 ACT 0.935 0.749 2-5/8 10 8 Uncoated 5
    $117.51
  • A52435 ACT 0.9355 0.749 2-5/8 10 8 Uncoated 15
    $117.51
  • A52436 ACT 0.936 0.749 2-5/8 10 8 Uncoated 9
    $117.51
  • A52437 ACT 0.937 0.749 2-5/8 10 8 Uncoated Available to Order*
    $117.51
  • A52438 ACT 0.938 0.749 2-5/8 10 8 Uncoated 16
    $129.01
  • A52439 ACT 0.939 0.749 2-5/8 10 8 Uncoated 10
    $129.01
  • A52440 ACT 0.9395 0.749 2-5/8 10 8 Uncoated 10
    $129.01
  • A52441 ACT 0.94 0.749 2-5/8 10 8 Uncoated 11
    $129.01
  • A52442 ACT 0.9405 0.749 2-5/8 10 8 Uncoated 8
    $129.01
  • A52443 ACT 0.997 0.874 2-3/4 10-1/2 8 Uncoated 11
    $131.44
  • A52444 ACT 0.9975 0.874 2-3/4 10-1/2 8 Uncoated Available to Order*
    $131.44
  • A52445 ACT 0.998 0.874 2-3/4 10-1/2 8 Uncoated 14
    $132.19
  • A52446 ACT 0.9985 0.874 2-3/4 10-1/2 8 Uncoated 10
    $131.44
  • A52447 ACT 0.9995 0.874 2-3/4 10-1/2 8 Uncoated 10
    $131.44
  • A52448 ACT 1.0005 0.874 2-3/4 10-1/2 8 Uncoated 14
    $182.65
  • A52449 ACT 1.0015 0.874 2-3/4 10-1/2 8 Uncoated 12
    $182.65
  • A52450 ACT 1.002 0.874 2-3/4 10-1/2 8 Uncoated 13
    $182.65
  • A52451 ACT 1.0025 0.874 2-3/4 10-1/2 8 Uncoated 16
    $182.65
  • A52452 ACT 1.003 0.874 2-3/4 10-1/2 8 Uncoated 16
    $182.65
  • A52453 ACT 0.63 0.5615 2-1/4 9 8 Uncoated 24
    $75.12

* Lead times can vary from 1–10 business days. Call (908) 98-ATLAS or email sales@atlascuttingtools.com for details.

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