Reamer Size Reamer Size |
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System of Measurement System of Measurement |
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Reamer Diameter Reamer Diameter |
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Flute Style Flute Style |
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 | Straight |
Material Material |
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Shank Type Shank Type |
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 | Round |
Reamer Type Reamer Type |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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About Reamers
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Wire Gauge Size High-Speed Steel Round-Shank Reamers
Wire gauge sizes 1 to 70 have a shank diameter that's slightly smaller than the reamer diameter. Wire gauge sizes 71 to 80 have a shank diameter that's equal to the reamer diameter.
For technical drawings and 3-D models, click on a part number.
Reamer | Lg. | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Size | Dia. | Flute | Overall | Number of Flutes | Flute Style | Cutting Dia. Tolerance | For Use On | Each | |
High-Speed Steel | |||||||||
| 80 ga | 0.0135" | 3/8" | 3/4" | 2 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 000000 |
| 79 ga | 0.0145" | 3/8" | 3/4" | 2 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 78 ga | 0.0160" | 3/8" | 7/8" | 2 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 77 ga | 0.0180" | 3/8" | 7/8" | 2 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 76 ga | 0.0200" | 3/8" | 7/8" | 2 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 75 ga | 0.0210" | 1/2" | 1" | 3 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 74 ga | 0.0225" | 1/2" | 1" | 3 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 73 ga | 0.0240" | 1/2" | 1 1/8" | 3 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 72 ga | 0.0250" | 1/2" | 1 1/8" | 3 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 71 ga | 0.0260" | 1/2" | 1 1/4" | 3 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 70 ga | 0.0280" | 1/2" | 1 1/4" | 3 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 69 ga | 0.0292" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 68 ga | 0.0310" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 67 ga | 0.0320" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 66 ga | 0.0330" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 65 ga | 0.0350" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 64 ga | 0.0360" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 63 ga | 0.0370" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 62 ga | 0.0380" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 00000000 | 00000 |
| 61 ga | 0.0390" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 60 ga | 0.0400" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 59 ga | 0.0410" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 58 ga | 0.0420" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 57 ga | 0.0430" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 56 ga | 0.0465" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 55 ga | 0.0520" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 54 ga | 0.0550" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 53 ga | 0.0595" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 52 ga | 0.0635" | 1/2" | 2 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 51 ga | 0.0670" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 50 ga | 0.0700" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 49 ga | 0.0730" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 48 ga | 0.0760" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 47 ga | 0.0785" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 46 ga | 0.0810" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 45 ga | 0.0820" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 44 ga | 0.0860" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 43 ga | 0.0890" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 42 ga | 0.0935" | 3/4" | 3" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 41 ga | 0.0960" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 40 ga | 0.0980" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 39 ga | 0.0995" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 38 ga | 0.1015" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 37 ga | 0.1040" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 36 ga | 0.1065" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 35 ga | 0.1100" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 34 ga | 0.1110" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 33 ga | 0.1130" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 32 ga | 0.1160" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 31 ga | 0.1200" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 30 ga | 0.1285" | 7/8" | 3 1/2" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 29 ga | 0.1360" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 28 ga | 0.1405" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 27 ga | 0.1440" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 26 ga | 0.1470" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 25 ga | 0.1495" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 24 ga | 0.1520" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 23 ga | 0.1540" | 1" | 4" | 4 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 22 ga | 0.1570" | 1" | 4" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 21 ga | 0.1590" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 20 ga | 0.1610" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 19 ga | 0.1660" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 18 ga | 0.1695" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 17 ga | 0.1730" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 16 ga | 0.1770" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 15 ga | 0.1800" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 14 ga | 0.1820" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 13 ga | 0.1850" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 12 ga | 0.1890" | 1 1/8" | 4 1/2" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 11 ga | 0.1910" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 10 ga | 0.1935" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 9 ga | 0.1960" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 8 ga | 0.1990" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 7 ga | 0.2010" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 6 ga | 0.2040" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 5 ga | 0.2055" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 4 ga | 0.2090" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 3 ga | 0.2130" | 1 1/4" | 5" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 2 ga | 0.2210" | 1 1/2" | 6" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |
| 1 ga | 0.2280" | 1 1/2" | 6" | 6 | Straight | 0" to 0.0002" | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 0000000 | 00000 |