System of Measurement System of Measurement |
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Size Size |
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Decimal Size Equivalent Decimal Size Equivalent |
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Individual/Set Individual/Set |
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Shank Size Shank Size |
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Maximum Drilling Depth Maximum Drilling Depth |
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Overall Length Overall Length |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement)  |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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Drill Bit Decimal Size Equivalents
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About Drill Bits
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Drill Bits for Plastic
The sharp point allows for gradual penetration to reduce friction and eliminate cracking and chipping when drilling in plastic. These bits are jobbers' length and have the rigidity and length required for most applications.
For technical drawings and 3-D models, click on a part number.
Shank | ||||||||
|---|---|---|---|---|---|---|---|---|
| Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Point Style | Each | |
Inch | ||||||||
Uncoated High-Speed Steel | ||||||||
| 1/8" | 0.125" | 2 3/4" | 1.5" | Round | 1/8" | Standard | 00000000 | 00000 |
| 9/64" | 0.1406" | 2 7/8" | 1.75" | Round | 9/64" | Standard | 00000000 | 0000 |
| 5/32" | 0.1563" | 3 1/8" | 1.94" | Round | 5/32" | Standard | 00000000 | 0000 |
| 11/64" | 0.1719" | 3 1/4" | 2.13" | Round | 11/64" | Standard | 00000000 | 0000 |
| 3/16" | 0.1875" | 3 1/2" | 2.13" | Round | 3/16" | Standard | 00000000 | 0000 |
| 13/64" | 0.2031" | 3 5/8" | 2.44" | Round | 13/64" | Standard | 00000000 | 0000 |
| 7/32" | 0.2188" | 3 3/4" | 2.5" | Round | 7/32" | Standard | 00000000 | 0000 |
| 15/64" | 0.2344" | 3 7/8" | 2.63" | Round | 15/64" | Standard | 00000000 | 0000 |
| 1/4" | 0.25" | 4" | 2.44" | Round | 1/4" | Standard | 00000000 | 0000 |
| 17/64" | 0.2656" | 4 1/8" | 2.88" | Round | 17/64" | Standard | 00000000 | 00000 |
| 9/32" | 0.2813" | 4 1/4" | 2.94" | Round | 9/32" | Standard | 00000000 | 00000 |
| 19/64" | 0.2969" | 4 3/8" | 3.06" | Round | 19/64" | Standard | 00000000 | 00000 |
| 5/16" | 0.3125" | 3 7/8" | 1.75" | Round | 1/4" | Standard | 00000000 | 00000 |
| 21/64" | 0.3281" | 4 5/8" | 3.31" | Round | 21/64" | Standard | 00000000 | 00000 |
| 11/32" | 0.3438" | 4 3/4" | 3.44" | Round | 11/32" | Standard | 00000000 | 00000 |
| 23/64" | 0.3594" | 4 7/8" | 3.5" | Round | 23/64" | Standard | 00000000 | 00000 |
| 3/8" | 0.375" | 4 3/8" | 2.25" | Round | 1/4" | Standard | 00000000 | 00000 |
| 25/64" | 0.3906" | 5 1/8" | 3.75" | Round | 25/64" | Standard | 00000000 | 00000 |
| 13/32" | 0.4063" | 5 1/8" | 3.88" | Round | 13/32" | Standard | 00000000 | 00000 |
| 27/64" | 0.4219" | 5 3/8" | 3.94" | Round | 27/64" | Standard | 00000000 | 00000 |
| 7/16" | 0.4375" | 4 3/4" | 2.5" | Round | 1/4" | Standard | 00000000 | 00000 |
| 29/64" | 0.4531" | 5 5/8" | 4.19" | Round | 29/64" | Standard | 00000000 | 00000 |
| 15/32" | 0.4688" | 5 3/4" | 4.31" | Round | 15/32" | Standard | 00000000 | 00000 |
| 31/64" | 0.4844" | 5 7/8" | 4.38" | Round | 31/64" | Standard | 00000000 | 00000 |
| 1/2" | 0.5" | 5 1/8" | 2.63" | Round | 1/4" | Standard | 00000000 | 00000 |
| 33/64" | 0.5156" | 6" | 2.12" | Round | 1/2" | Standard | 00000000 | 00000 |
| 17/32" | 0.5313" | 6" | 2.12" | Round | 1/2" | Standard | 00000000 | 00000 |
| 35/64" | 0.5469" | 6" | 2.12" | Round | 1/2" | Standard | 00000000 | 00000 |
| 9/16" | 0.5625" | 6" | 2.12" | Round | 1/2" | Standard | 00000000 | 00000 |
Wire Gauge | ||||||||
Uncoated High-Speed Steel | ||||||||
| 31 ga | 0.12" | 2 3/4" | 1" | Round | 0.12" | Standard | 000000000 | 0000 |
| 30 ga | 0.1285" | 2 3/4" | 1" | Round | 0.1285" | Standard | 000000000 | 0000 |
| 29 ga | 0.136" | 2 7/8" | 1.12" | Round | 0.136" | Standard | 000000000 | 0000 |
| 28 ga | 0.1405" | 2 7/8" | 1.12" | Round | 0.1405" | Standard | 000000000 | 0000 |
| 27 ga | 0.144" | 3" | 1.25" | Round | 0.144" | Standard | 000000000 | 0000 |
| 26 ga | 0.147" | 3" | 1.25" | Round | 0.147" | Standard | 000000000 | 0000 |
| 25 ga | 0.1495" | 3" | 1.25" | Round | 0.1495" | Standard | 000000000 | 0000 |
| 24 ga | 0.152" | 3 1/8" | 1.31" | Round | 0.152" | Standard | 000000000 | 0000 |
| 23 ga | 0.154" | 3 1/8" | 1.31" | Round | 0.154" | Standard | 000000000 | 0000 |
| 22 ga | 0.157" | 3 1/8" | 1.31" | Round | 0.157" | Standard | 000000000 | 0000 |
| 21 ga | 0.159" | 3 1/4" | 1.37" | Round | 0.159" | Standard | 000000000 | 0000 |
| 20 ga | 0.161" | 3 1/4" | 1.37" | Round | 0.161" | Standard | 000000000 | 0000 |
| 19 ga | 0.166" | 3 1/4" | 1.37" | Round | 0.166" | Standard | 000000000 | 0000 |
| 18 ga | 0.1695" | 3 1/4" | 1.37" | Round | 0.1695" | Standard | 000000000 | 0000 |
| 17 ga | 0.173" | 3 3/8" | 1.5" | Round | 0.173" | Standard | 000000000 | 0000 |
| 16 ga | 0.177" | 3 3/8" | 1.5" | Round | 0.177" | Standard | 000000000 | 0000 |
| 15 ga | 0.18" | 3 3/8" | 1.5" | Round | 0.18" | Standard | 000000000 | 0000 |
| 14 ga | 0.182" | 3 3/8" | 1.5" | Round | 0.182" | Standard | 000000000 | 0000 |
| 13 ga | 0.185" | 3 1/2" | 1.62" | Round | 0.185" | Standard | 000000000 | 0000 |
| 12 ga | 0.189" | 3 1/2" | 1.62" | Round | 0.189" | Standard | 000000000 | 0000 |
| 11 ga | 0.191" | 3 1/2" | 1.62" | Round | 0.191" | Standard | 000000000 | 0000 |
| 10 ga | 0.1935" | 3 5/8" | 1.75" | Round | 0.1935" | Standard | 000000000 | 0000 |
| 9 ga | 0.196" | 3 5/8" | 1.75" | Round | 0.196" | Standard | 000000000 | 0000 |
| 8 ga | 0.199" | 3 5/8" | 1.75" | Round | 0.199" | Standard | 000000000 | 0000 |
| 7 ga | 0.201" | 3 5/8" | 1.75" | Round | 0.201" | Standard | 000000000 | 0000 |
| 6 ga | 0.204" | 3 3/4" | 1.75" | Round | 0.204" | Standard | 000000000 | 0000 |
| 5 ga | 0.2055" | 3 3/4" | 1.75" | Round | 0.2055" | Standard | 000000000 | 0000 |
| 4 ga | 0.209" | 3 3/4" | 1.75" | Round | 0.209" | Standard | 000000000 | 0000 |
| 3 ga | 0.213" | 3 3/4" | 1.75" | Round | 0.213" | Standard | 000000000 | 0000 |
| 2 ga | 0.221" | 3 7/8" | 1.87" | Round | 0.221" | Standard | 000000000 | 0000 |
| 1 ga | 0.228" | 3 7/8" | 1.87" | Round | 0.228" | Standard | 000000000 | 0000 |
Letter | ||||||||
Uncoated High-Speed Steel | ||||||||
| A | 0.234" | 3 7/8" | 1.87" | Round | 0.234" | Standard | 000000000 | 0000 |
| B | 0.238" | 4" | 2" | Round | 0.238" | Standard | 000000000 | 0000 |
| C | 0.242" | 4" | 2" | Round | 0.242" | Standard | 000000000 | 0000 |
| D | 0.246" | 4" | 2" | Round | 0.246" | Standard | 000000000 | 0000 |
| E | 0.25" | 4" | 2" | Round | 1/4" | Standard | 000000000 | 0000 |
| F | 0.257" | 4 1/8" | 2.12" | Round | 0.257" | Standard | 000000000 | 0000 |
| G | 0.261" | 4 1/8" | 2.12" | Round | 0.261" | Standard | 000000000 | 0000 |
| H | 0.266" | 4 1/8" | 2.12" | Round | 0.266" | Standard | 000000000 | 0000 |
| I | 0.272" | 4 1/8" | 2.12" | Round | 0.272" | Standard | 000000000 | 0000 |
| J | 0.277" | 4 1/8" | 2.12" | Round | 0.277" | Standard | 000000000 | 0000 |
| K | 0.281" | 4 1/4" | 2.12" | Round | 0.281" | Standard | 000000000 | 0000 |
| L | 0.29" | 4 1/4" | 2.12" | Round | 0.29" | Standard | 000000000 | 0000 |
| M | 0.295" | 4 3/8" | 2.25" | Round | 0.295" | Standard | 000000000 | 00000 |
| N | 0.302" | 4 3/8" | 2.25" | Round | 0.302" | Standard | 000000000 | 00000 |
| O | 0.316" | 4 1/2" | 2.25" | Round | 0.316" | Standard | 000000000 | 00000 |
| P | 0.323" | 4 5/8" | 2.5" | Round | 0.323" | Standard | 000000000 | 00000 |
| Q | 0.332" | 4 3/4" | 2.62" | Round | 0.332" | Standard | 000000000 | 00000 |
| R | 0.339" | 4 3/4" | 2.62" | Round | 0.339" | Standard | 000000000 | 00000 |
| S | 0.348" | 4 7/8" | 2.62" | Round | 0.348" | Standard | 000000000 | 00000 |
| T | 0.358" | 4 7/8" | 2.62" | Round | 0.358" | Standard | 000000000 | 00000 |
| U | 0.368" | 5" | 2.75" | Round | 0.368" | Standard | 000000000 | 00000 |
| V | 0.377" | 5" | 2.75" | Round | 0.377" | Standard | 000000000 | 00000 |
| W | 0.386" | 5 1/8" | 2.87" | Round | 0.386" | Standard | 000000000 | 00000 |
| X | 0.397" | 5 1/8" | 2.87" | Round | 0.397" | Standard | 000000000 | 00000 |
| Y | 0.404" | 5 1/4" | 3" | Round | 0.404" | Standard | 000000000 | 00000 |
| Z | 0.413" | 5 1/4" | 3" | Round | 0.413" | Standard | 000000000 | 00000 |
Metric | ||||||||
Uncoated High-Speed Steel | ||||||||
| 3.0 mm | 0.1181" | 61mm | 40mm | Round | 3mm | Standard | 000000000 | 0000 |
| 3.5 mm | 0.1378" | 70mm | 43mm | Round | 3.5mm | Standard | 000000000 | 0000 |
| 4.0 mm | 0.1575" | 75mm | 43mm | Round | 4mm | Standard | 000000000 | 0000 |
| 4.5 mm | 0.1772" | 80mm | 55mm | Round | 4.5mm | Standard | 000000000 | 0000 |
| 5.0 mm | 0.1968" | 86mm | 61mm | Round | 5mm | Standard | 000000000 | 0000 |
| 5.5 mm | 0.2165" | 93mm | 63mm | Round | 5.5mm | Standard | 000000000 | 0000 |
| 6.0 mm | 0.2362" | 93mm | 69mm | Round | 6mm | Standard | 000000000 | 00000 |
| 6.5 mm | 0.2559" | 101mm | 72mm | Round | 6.5mm | Standard | 000000000 | 00000 |
| 7.0 mm | 0.2756" | 109mm | 72mm | Round | 7mm | Standard | 000000000 | 00000 |
| 7.5 mm | 0.2953" | 109mm | 77mm | Round | 7.5mm | Standard | 000000000 | 00000 |
| 8.0 mm | 0.315" | 117mm | 80mm | Round | 8mm | Standard | 000000000 | 00000 |
| 8.5 mm | 0.3346" | 117mm | 86mm | Round | 8.5mm | Standard | 000000000 | 00000 |
| 9.0 mm | 0.3543" | 125mm | 88mm | Round | 9mm | Standard | 000000000 | 00000 |
| 9.5 mm | 0.374" | 125mm | 91mm | Round | 9.5mm | Standard | 000000000 | 00000 |
| 10.0 mm | 0.3937" | 133mm | 94mm | Round | 10mm | Standard | 000000000 | 00000 |
| 10.5 mm | 0.4134" | 133mm | 97mm | Round | 10.5mm | Standard | 000000000 | 00000 |
| 11.0 mm | 0.4331" | 142mm | 102mm | Round | 11mm | Standard | 000000000 | 00000 |
| 11.5 mm | 0.4528" | 142mm | 105mm | Round | 11.5mm | Standard | 000000000 | 00000 |
| 12.0 mm | 0.4724" | 151mm | 110mm | Round | 12mm | Standard | 000000000 | 00000 |
| 12.5 mm | 0.4921" | 151mm | 113mm | Round | 12.5mm | Standard | 000000000 | 00000 |
| 13.0 mm | 0.5118" | 151mm | 113mm | Round | 13mm | Standard | 000000000 | 00000 |
| 13.5 mm | 0.5315" | 160mm | 108mm | Round | 13.5mm | Standard | 000000000 | 00000 |
| 14 mm | 0.5512" | 160mm | 108mm | Round | 14mm | Standard | 000000000 | 00000 |
| 14.5 mm | 0.5709" | 169mm | 114mm | Round | 14.5mm | Standard | 000000000 | 00000 |
| 15 mm | 0.5906" | 169mm | 114mm | Round | 15mm | Standard | 000000000 | 00000 |
| 15.5 mm | 0.6102" | 178mm | 120mm | Round | 15.5mm | Standard | 000000000 | 00000 |
| 16 mm | 0.6299" | 178mm | 120mm | Round | 16mm | Standard | 000000000 | 00000 |
| 16.5 mm | 0.6496" | 184mm | 125mm | Round | 16.5mm | Standard | 000000000 | 00000 |
| 17 mm | 0.6693" | 184mm | 125mm | Round | 17mm | Standard | 000000000 | 00000 |
| 17.5 mm | 0.689" | 191mm | 130mm | Round | 17.5mm | Standard | 000000000 | 00000 |
Drill Bit Sets for Plastic
The sharp point allows for gradual penetration to reduce friction and eliminate cracking and chipping when drilling in plastic.
For technical drawings and 3-D models, click on a part number.
| Number of Pieces | Drill Bit Sizes Included | Point Style | Point Angle | For Use On | Each | |
Inch | ||||||
|---|---|---|---|---|---|---|
Uncoated High-Speed Steel | ||||||
| 7 | 1/8"-1/2" (increments of 1/16") | Standard | 60° | Plastic | 00000000 | 000000 |