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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Overall Length Overall Length |
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Maximum Drilling Depth Maximum Drilling Depth |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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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" | 0.87" | Round | 1/8" | Standard | 00000000 | 00000 |
| 9/64" | 0.1406" | 2 7/8" | 1.12" | Round | 9/64" | Standard | 00000000 | 0000 |
| 5/32" | 0.1563" | 3 1/8" | 1.12" | Round | 5/32" | Standard | 00000000 | 0000 |
| 11/64" | 0.1719" | 3 1/4" | 1.12" | Round | 11/64" | Standard | 00000000 | 0000 |
| 3/16" | 0.1875" | 3 1/2" | 1.46" | Round | 3/16" | Standard | 00000000 | 0000 |
| 13/64" | 0.2031" | 3 5/8" | 1.75" | Round | 13/64" | Standard | 00000000 | 0000 |
| 7/32" | 0.2188" | 3 3/4" | 1.75" | Round | 7/32" | Standard | 00000000 | 0000 |
| 15/64" | 0.2344" | 3 7/8" | 1.93" | Round | 15/64" | Standard | 00000000 | 0000 |
| 1/4" | 0.25" | 4" | 1.75" | Round | 1/4" | Standard | 00000000 | 0000 |
| 17/64" | 0.2656" | 4 1/8" | 2.12" | Round | 17/64" | Standard | 00000000 | 0000 |
| 9/32" | 0.2813" | 4 1/4" | 2.12" | Round | 9/32" | Standard | 00000000 | 00000 |
| 19/64" | 0.2969" | 4 3/8" | 2.25" | Round | 19/64" | Standard | 00000000 | 00000 |
| 5/16" | 0.3125" | 3 7/8" | 1" | Round | 1/4" | Standard | 00000000 | 00000 |
| 21/64" | 0.3281" | 4 5/8" | 2.5" | Round | 21/64" | Standard | 00000000 | 00000 |
| 11/32" | 0.3438" | 4 3/4" | 2.62" | Round | 11/32" | Standard | 00000000 | 00000 |
| 23/64" | 0.3594" | 4 7/8" | 2.62" | Round | 23/64" | Standard | 00000000 | 00000 |
| 3/8" | 0.375" | 4 3/8" | 1.37" | Round | 1/4" | Standard | 00000000 | 00000 |
| 25/64" | 0.3906" | 5 1/8" | 2.87" | Round | 25/64" | Standard | 00000000 | 00000 |
| 13/32" | 0.4063" | 5 1/8" | 3" | Round | 13/32" | Standard | 00000000 | 00000 |
| 27/64" | 0.4219" | 5 3/8" | 3" | Round | 27/64" | Standard | 00000000 | 00000 |
| 7/16" | 0.4375" | 4 3/4" | 1.62" | Round | 1/4" | Standard | 00000000 | 00000 |
| 29/64" | 0.4531" | 5 5/8" | 3.25" | Round | 29/64" | Standard | 00000000 | 00000 |
| 15/32" | 0.4688" | 5 3/4" | 3.37" | Round | 15/32" | Standard | 00000000 | 00000 |
| 31/64" | 0.4844" | 5 7/8" | 3.37" | Round | 31/64" | Standard | 00000000 | 00000 |
| 1/2" | 0.5" | 5 1/8" | 1.62" | 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 | 0.0285" | 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 | 0000 |
| 6.5 mm | 0.2559" | 101mm | 72mm | Round | 6.5mm | Standard | 000000000 | 0000 |
| 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 |