Mount Type Mount Type |
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![]() | Jacobs Taper |
For Minimum Bit Shank Size For Minimum Bit Shank Size |
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Chuck Type Chuck Type |
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![]() | Keyless |
Manufacturer Model Number Manufacturer Model Number |
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Manufacturer Manufacturer |
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For Use With For Use With |
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Jacobs Taper Drive Type Jacobs Taper Drive Type |
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![]() | Standard |
Arbor Included Arbor Included |
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Maximum No-Load Speed Maximum No-Load Speed |
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Jaw Material Jaw Material |
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For Holding For Holding |
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For Tool Drive Direction For Tool Drive Direction |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Body Material Body Material |
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Jacobs Taper-Mount Keyless Drill Chucks


Jacobs Taper Mount
A self-tightening design causes these chucks to grip tighter as torque increases, which prevents tool-shank slippage and allows for precise drilling. They require an arbor (sold separately).
For Bit Shank Size | Jacobs Taper | ||||||||
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Inch | mm | Number | Drive Type | Body Material | Jaw Material | Max. No-Load Speed, rpm | Manufacturer Model Number | Each | |
Jacobs | |||||||||
0.012"-0.255" | 0.3-6.5 | 1 | Standard | Steel | Steel | 20,000 | JKP 65-J1 | 0000000 | 0000000 |
0.012"-0.315" | 0.3-8 | 2 | Standard | Steel | Steel | 15,000 | JKP 80-J2S | 0000000 | 000000 |
0.02"-0.394" | 0.5-10 | 2 | Standard | Steel | Steel | 12,000 | JKP 100-J2 | 0000000 | 000000 |
0.02"-0.394" | 0.5-10 | 33 | Standard | Steel | Steel | 12,000 | JKP 100-J33 | 0000000 | 000000 |
0.039"-0.512" | 1-13 | 2 | Standard | Steel | Steel | 7,000 | JKP 130-J2 | 0000000 | 000000 |
0.039"-0.512" | 1-13 | 6 | Standard | Steel | Steel | 7,000 | JKP 130-J6 | 0000000 | 000000 |
0.039"-0.512" | 1-13 | 33 | Standard | Steel | Steel | 7,000 | JKP 130-J33 | 0000000 | 000000 |
0.118"-0.63" | 3-16 | 6 | Standard | Steel | Steel | 4,000 | JKP 160-J6 | 0000000 | 000000 |