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
    A52113 ACT 0.371 0.3105 1-3/4 7 6 Uncoated 15
    $34.59
  • A52114 ACT 0.3715 0.3105 1-3/4 7 6 Uncoated 9
    $34.59
  • A52115 ACT 0.372 0.3105 1-3/4 7 6 Uncoated 15
    $34.59
  • A52116 ACT 0.3725 0.3105 1-3/4 7 6 Uncoated 7
    $34.59
  • A52117 ACT 0.373 0.3105 1-3/4 7 6 Uncoated 28
    $34.59
  • A52118 ACT 0.3735 0.3105 1-3/4 7 6 Uncoated 24
    $34.59
  • A52119 ACT 0.3745 0.3105 1-3/4 7 6 Uncoated 72
    $34.59
  • A52120 ACT 0.3755 0.3105 1-3/4 7 6 Uncoated 83
    $41.64
  • A52121 ACT 0.3765 0.3105 1-3/4 7 6 Uncoated 32
    $41.64
  • A52122 ACT 0.3775 0.3105 1-3/4 7 6 Uncoated 35
    $41.64
  • A52123 ACT 0.378 0.3105 1-3/4 7 6 Uncoated 61
    $41.64
  • A52124 ACT 0.3785 0.3105 1-3/4 7 6 Uncoated 17
    $41.64
  • A52125 ACT 0.379 0.3105 1-3/4 7 6 Uncoated 33
    $41.64
  • A52126 ACT 0.3795 0.3105 1-3/4 7 6 Uncoated 18
    $41.64
  • A52127 ACT 0.38 0.3105 1-3/4 7 6 Uncoated 44
    $41.64
  • A52128 ACT 0.3805 0.3105 1-3/4 7 6 Uncoated 19
    $41.64
  • A52129 ACT 0.381 0.3105 1-3/4 7 6 Uncoated 19
    $41.64
  • A52130 ACT 0.3815 0.3105 1-3/4 7 6 Uncoated 21
    $41.64
  • A52131 ACT 0.382 0.3105 1-3/4 7 6 Uncoated 15
    $41.64
  • A52132 ACT 0.3825 0.3105 1-3/4 7 6 Uncoated 17
    $41.64
  • A52133 ACT 0.383 0.3105 1-3/4 7 6 Uncoated 15
    $41.64
  • A52134 ACT 0.3835 0.3105 1-3/4 7 6 Uncoated 13
    $41.64
  • A52135 ACT 0.384 0.3105 1-3/4 7 6 Uncoated 13
    $41.64
  • A52136 ACT 0.3845 0.3105 1-3/4 7 6 Uncoated 14
    $41.64
  • A52137 ACT 0.385 0.3105 1-3/4 7 6 Uncoated 7
    $41.64
  • A52138 ACT 0.3855 0.3105 1-3/4 7 6 Uncoated 16
    $41.64
  • A52139 ACT 0.3865 0.3105 1-3/4 7 6 Uncoated 8
    $41.64
  • A52140 ACT 0.387 0.3105 1-3/4 7 6 Uncoated 10
    $41.64
  • A52141 ACT 0.3875 0.3105 1-3/4 7 6 Uncoated 10
    $41.64
  • A52142 ACT 0.388 0.3105 1-3/4 7 6 Uncoated 20
    $41.64
  • A52143 ACT 0.3885 0.3105 1-3/4 7 6 Uncoated 11
    $41.64
  • A52144 ACT 0.389 0.3105 1-3/4 7 6 Uncoated 23
    $41.64
  • A52145 ACT 0.3895 0.3105 1-3/4 7 6 Uncoated 10
    $41.64
  • A52146 ACT 0.39 0.3105 1-3/4 7 6 Uncoated 28
    $41.64
  • A52147 ACT 0.3905 0.3105 1-3/4 7 6 Uncoated 17
    $41.64
  • A52148 ACT 0.391 0.3105 1-3/4 7 6 Uncoated 15
    $43.01
  • A52149 ACT 0.3915 0.3105 1-3/4 7 6 Uncoated 14
    $43.01
  • A52150 ACT 0.392 0.3105 1-3/4 7 6 Uncoated 7
    $43.01
  • A52151 ACT 0.3925 0.3105 1-3/4 7 6 Uncoated 56
    $43.01
  • A52152 ACT 0.393 0.3105 1-3/4 7 6 Uncoated 27
    $43.01
  • A52153 ACT 0.3935 0.3105 1-3/4 7 6 Uncoated 12
    $43.01
  • A52154 ACT 0.394 0.3105 1-3/4 7 6 Uncoated 24
    $43.01
  • A52155 ACT 0.3945 0.3105 1-3/4 7 6 Uncoated 51
    $43.01
  • A52156 ACT 0.395 0.3105 1-3/4 7 6 Uncoated 15
    $43.01
  • A52157 ACT 0.3955 0.3105 1-3/4 7 6 Uncoated 18
    $42.80
  • A52158 ACT 0.396 0.3105 1-3/4 7 6 Uncoated 16
    $43.01
  • A52159 ACT 0.3965 0.3105 1-3/4 7 6 Uncoated 10
    $42.80
  • A52160 ACT 0.3975 0.3105 1-3/4 7 6 Uncoated 16
    $42.80
  • A52161 ACT 0.398 0.3105 1-3/4 7 6 Uncoated 9
    $43.01
  • A52162 ACT 0.3985 0.3105 1-3/4 7 6 Uncoated 15
    $42.80
  • A52163 ACT 0.399 0.3105 1-3/4 7 6 Uncoated 12
    $43.01
  • A52164 ACT 0.3995 0.3105 1-3/4 7 6 Uncoated 11
    $42.80
  • A52165 ACT 0.4 0.3105 1-3/4 7 6 Uncoated 14
    $43.01
  • A52166 ACT 0.4005 0.3105 1-3/4 7 6 Uncoated 15
    $42.80
  • A52167 ACT 0.401 0.3105 1-3/4 7 6 Uncoated 14
    $43.01
  • A52168 ACT 0.4015 0.3105 1-3/4 7 6 Uncoated 11
    $42.80
  • A52169 ACT 0.402 0.3105 1-3/4 7 6 Uncoated 12
    $43.01
  • A52170 ACT 0.4025 0.3105 1-3/4 7 6 Uncoated 6
    $42.80
  • A52171 ACT 0.403 0.3105 1-3/4 7 6 Uncoated 12
    $42.80
  • A52172 ACT 0.4035 0.3105 1-3/4 7 6 Uncoated 13
    $42.80
  • A52173 ACT 0.4045 0.3105 1-3/4 7 6 Uncoated 20
    $42.80
  • A52174 ACT 0.405 0.3105 1-3/4 7 6 Uncoated 9
    $43.01
  • A52175 ACT 0.4055 0.3105 1-3/4 7 6 Uncoated 19
    $42.80
  • A52176 ACT 0.406 0.3105 1-3/4 7 6 Uncoated 21
    $43.01
  • A52177 ACT 0.4065 0.373 1-3/4 7 6 Uncoated 17
    $43.01
  • A52178 ACT 0.407 0.373 1-3/4 7 6 Uncoated 15
    $43.01
  • A52179 ACT 0.4075 0.373 1-3/4 7 6 Uncoated 12
    $43.01
  • A52180 ACT 0.408 0.373 1-3/4 7 6 Uncoated 14
    $43.01
  • A52181 ACT 0.4085 0.373 1-3/4 7 6 Uncoated 11
    $43.01
  • A52182 ACT 0.409 0.373 1-3/4 7 6 Uncoated 15
    $42.80
  • A52183 ACT 0.4095 0.373 1-3/4 7 6 Uncoated 15
    $42.80
  • A52184 ACT 0.41 0.373 1-3/4 7 6 Uncoated 20
    $42.80
  • A52185 ACT 0.4105 0.373 1-3/4 7 6 Uncoated 8
    $42.80
  • A52186 ACT 0.411 0.373 1-3/4 7 6 Uncoated 23
    $42.80
  • A52187 ACT 0.4115 0.373 1-3/4 7 6 Uncoated 14
    $42.80
  • A52188 ACT 0.412 0.373 1-3/4 7 6 Uncoated 9
    $42.80
  • A52189 ACT 0.4125 0.373 1-3/4 7 6 Uncoated 13
    $43.01
  • A52190 ACT 0.4135 0.373 1-3/4 7 6 Uncoated 12
    $42.80
  • A52191 ACT 0.414 0.373 1-3/4 7 6 Uncoated 5
    $42.80
  • A52192 ACT 0.4145 0.373 1-3/4 7 6 Uncoated 22
    $42.80
  • A52193 ACT 0.415 0.373 1-3/4 7 6 Uncoated 18
    $43.01
  • A52194 ACT 0.4155 0.373 1-3/4 7 6 Uncoated 13
    $42.80
  • A52195 ACT 0.416 0.373 1-3/4 7 6 Uncoated 10
    $43.01
  • A52196 ACT 0.4165 0.373 1-3/4 7 6 Uncoated 7
    $42.80
  • A52197 ACT 0.417 0.373 1-3/4 7 6 Uncoated 5
    $43.01
  • A52198 ACT 0.4175 0.373 1-3/4 7 6 Uncoated 16
    $42.80
  • A52199 ACT 0.418 0.373 1-3/4 7 6 Uncoated 11
    $43.01
  • A52200 ACT 0.4185 0.373 1-3/4 7 6 Uncoated 12
    $42.80
  • A52201 ACT 0.419 0.373 1-3/4 7 6 Uncoated 13
    $42.80
  • A52202 ACT 0.4195 0.373 1-3/4 7 6 Uncoated 12
    $42.80
  • A52203 ACT 0.42 0.373 1-3/4 7 6 Uncoated 18
    $43.01
  • A52204 ACT 0.4205 0.373 1-3/4 7 6 Uncoated 9
    $42.80
  • A52205 ACT 0.421 0.373 1-3/4 7 6 Uncoated 16
    $42.80
  • A52206 ACT 0.4215 0.373 1-3/4 7 6 Uncoated 5
    $42.80
  • A52207 ACT 0.422 0.373 1-3/4 7 6 Uncoated 16
    $40.29
  • A52208 ACT 0.4225 0.373 1-3/4 7 6 Uncoated 16
    $40.13
  • A52209 ACT 0.423 0.373 1-3/4 7 6 Uncoated 5
    $40.29
  • A52210 ACT 0.4235 0.373 1-3/4 7 6 Uncoated 21
    $40.13
  • A52211 ACT 0.424 0.373 1-3/4 7 6 Uncoated 13
    $40.29
  • A52212 ACT 0.4245 0.373 1-3/4 7 6 Uncoated 13
    $40.13
  • Total: items /

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