Drill Bit Decimal Size Equivalents
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About Drill Bits
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Small-Hole Drill Chuck Adapters
Drill extremely small holes with a drill press using this adapter. The shank fits into a collet or adjustable drill chuck, and the other end securely holds a wire gauge drill bit.
For Bit Shank Size | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Shank Dia. | Inch | mm | For Bit Wire Gauge Size | Chuck Type | Mount Type | Body Material | Jaw Material | Head Dia. | Overall Lg. | Each | |
| 1/8" | 0.005"-0.04" | 0.1-1 | 99-60 | Keyless | Integral Arbor | Steel | Steel | 1/4" | 1 5/16" | 0000000 | 000000 |
Drill Chuck Adapters for SDS-Drive Rotary Hammers
One end attaches to your SDS-drive rotary hammer, and the other end attaches to a drill chuck so you can perform regular drilling and driving operations with round- and hex-shank drill bits.
Note: SDS-Plus and SDS-Max bits are not interchangeable.
Shank | ||||
|---|---|---|---|---|
| Type | Dia. | For Drill Chuck Mounting Hole Thread Size  | Each | |
| SDS Plus | 0.393" | 1/2"-20 | 00000000 | 000000 |
Finger Drill Bit Sets
An alternative to a pin vise and separate drill bits, each of these bits has its own handle, making it easier to switch between bits of different sizes.
For technical drawings and 3-D models, click on a part number.
| Number of Pieces | Drill Bit Sizes Included | Point Style | For Use On | Each | |
Wire Gauge | |||||
|---|---|---|---|---|---|
Uncoated High-Speed Steel | |||||
| 4 | 80 ga; 78 ga; 76 ga; 74 ga | Standard | Plastic, Wood | 0000000 | 000000 |
| 4 | 72 ga; 70 ga; 68 ga; 66 ga | Standard | Plastic, Wood | 0000000 | 00000 |
| 4 | 64 ga; 62 ga; 60 ga; 58 ga | Standard | Plastic, Wood | 0000000 | 00000 |
| 4 | 56 ga; 54 ga; 52 ga; 50 ga | Standard | Plastic, Wood | 0000000 | 00000 |