Mount Type Mount Type |
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| Quick-Change Hex | Jacobs Taper |
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| Slot-Drive Straight | Threaded |
For Maximum Bit Shank Size For Maximum Bit Shank Size |
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For Use With For Use With |
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For Minimum Bit Shank Size For Minimum Bit Shank Size |
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Manufacturer Model Number Manufacturer Model Number |
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For Tool Drive Direction For Tool Drive Direction |
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Jacobs Taper Drive Type Jacobs Taper Drive Type |
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 | Standard |
 | Slot Drive |
 | Pin Drive |
For Holding For Holding |
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Body Material Body Material |
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Jaw Material Jaw Material |
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For Jacobs Chuck Manufacturer Model Number For Jacobs ChuckManufacturer Model Number |
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For Machine Spindle Type For Machine Spindle Type |
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Light Duty Thread-Mount Keyed Drill Chucks
These chucks mount directly onto the threaded spindle of a hand-held power drill.
For Bit Shank Size | Chuck Key | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Mounting Hole Thread Size | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | |||||||||
| 0.028"-1/4" | 0.7-6.5 | Yes | KG1 | 3/8"-24 | Steel | Steel | 30243 | 0000000 | 000000 |
| 1/16"-3/8" | 1.5-10 | Yes | KG1 | 3/8"-24 | Steel | Steel | 30247 | 0000000 | 00000 |
| 5/64"-1/2" | 2-13 | Yes | KK | 3/8"-24 | Steel | Steel | 30598 | 0000000 | 00000 |
| 5/64"-1/2" | 2-13 | Yes | KK | 1/2"-20 | Steel | Steel | 30602 | 0000000 | 00000 |
Thread-Mount Keyed Drill Chucks
Mount these chucks directly onto the threaded spindle of a hand-held power drill.
For Bit Shank Size | Chuck Key | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | No. | Mounting Hole Thread Size | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | |||||||||
| 0.014"-5/32" | 0.4-4 | Yes | K0 | 5/16"-24 | Steel | Steel | 0B 5/16 | 0000000 | 0000000 |
| 0.04"-1/4" | 1-6.5 | Yes | K1 | 3/8"-24 | Steel | Steel | 1B 3/8 | 0000000 | 00000 |
| 0.04"-1/4" | 1-6.5 | Yes | K7 | 3/8"-24 | Steel | Steel | 7BA 3/8 | 0000000 | 00000 |
| 0.04"-3/8" | 1-10 | Yes | K2 | 3/8"-24 | Steel | Steel | 2BA 3/8 | 0000000 | 000000 |
| 0.04"-3/8" | 1-10 | Yes | K30 | 1/2"-20 | Steel | Steel | 41BA 1/2 | 0000000 | 000000 |
| 0.04"-3/8" | 1-10 | Yes | K30 | 3/8"-24 | Steel | Steel | 41BA 3/8 | 0000000 | 00000 |
| 0.04"-3/8" | 1-10 | Yes | K32 | 1/2"-20 | Steel | Steel | 32BA 1/2 | 0000000 | 000000 |
| 5/64"-1/2" | 2-13 | Yes | K32 | 1/2"-20 | Steel | Steel | 33BA 1/2 | 0000000 | 000000 |
| 5/64"-1/2" | 2-13 | Yes | K32 | 3/8"-24 | Steel | Steel | 33BA 3/8 | 0000000 | 000000 |
| 5/64"-1/2" | 2-13 | Yes | K32 | 5/8"-16 | Steel | Steel | 33BA 5/8 | 0000000 | 000000 |
| 1/8"-5/8" | 3-16 | Yes | K3 | 1/2"-20 | Steel | Steel | 3B 1/2 | 0000000 | 000000 |
| 1/8"-5/8" | 3-16 | Yes | K3 | 5/8"-16 | Steel | Steel | 3B 5/8 | 0000000 | 000000 |
| 3/16"-0.8" | 5-20.3 | Yes | K4 | 3/4"-16 | Steel | Steel | 36B 3/4 | 0000000 | 000000 |
| 3/16"-0.8" | 5-20.3 | Yes | K4 | 5/8"-16 | Steel | Steel | 36B 5/8 | 0000000 | 000000 |
Replacement Parts | |||
|---|---|---|---|
| Sleeve for Jacobs Drill Chuck 36B 5/8, 36B 3/4 | 0000000 | Each | 000000 |
| Jaw and Nut Set for Jacobs Drill Chuck 36B 5/8, 36B 3/4 | 0000000 | Each | 00000 |
| Sleeve for Jacobs Drill Chuck 33BA 3/8, 33BA 1/2, 33BA 5/8 | 0000000 | Each | 00000 |
| Jaw and Nut Set for Jacobs Drill Chuck 33BA 3/8, 33BA 1/2, 33BA 5/8 | 0000000 | Each | 00000 |
| Jaw and Nut Set for Jacobs Drill Chuck 3B 1/2, 3B 5/8 | 0000000 | Each | 00000 |
| Sleeve for Jacobs Drill Chuck 3B 1/2, 3B 5/8 | 0000000 | Each | 00000 |
Thread-Mount Keyed Drill Chucks for Hammer Drills
A gripping ring in these chucks absorbs vibration and holds drill bits tighter than standard chucks during heavy hammer-drilling operations. They mount directly onto the threaded spindle of a hammer drill.
For Bit Shank Size | Chuck Key | |||||||
|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Mounting Hole Thread Size | Body Material | Jaw Material | Each | |
| 1/16"-1/2" | 1.5-13 | Yes | K32 | 3/8"-24 | Steel | Steel | 00000000 | 000000 |
| 1/16"-1/2" | 1.5-13 | Yes | K32 | 1/2"-20 | Steel | Steel | 00000000 | 00000 |
| 3/32"-5/8" | 2.5-16 | Yes | K3 | 1/2"-20 | Steel | Steel | 00000000 | 000000 |
| 3/32"-5/8" | 2.5-16 | Yes | K3 | 5/8"-16 | Steel | Steel | 00000000 | 000000 |
Corrosion-Resistant Thread-Mount Keyed Drill Chucks
Made of stainless steel, these chucks are rust and corrosion resistant. They mount directly onto the threaded spindle of a hand-held power drill.
For Bit Shank Size | Chuck Key | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Mounting Hole Thread Size | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | |||||||||
| 0.028"-5/32" | 0.7-4 | Yes | K0M | 5/16"-24 | 416 Stainless Steel | 416 Stainless Steel | 0BM 5/16 | 0000000 | 0000000 |
| 0.028"-1/4" | 0.7-6.5 | Yes | K1M | 5/16"-24 | 416 Stainless Steel | 416 Stainless Steel | 1BM 5/16 | 0000000 | 000000 |
| 0.028"-1/4" | 0.7-6.5 | Yes | K1M | 3/8"-24 | 416 Stainless Steel | 416 Stainless Steel | 1BM 3/8 | 0000000 | 000000 |
Taper-Mount Keyed Drill Chucks
These chucks require an arbor (sold separately).
For Bit Shank Size | Chuck Key | Jacobs Taper | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Number | Drive Type | Body Material | Jaw Material | Features | Manufacturer Model Number | Each | |
Jacobs | |||||||||||
| 0.014"-5/32" | 0.4-4 | Yes | K0 | 0 | Standard | Steel | Steel | __ | 0 | 0000000 | 000000 |
| 0.04"-1/4" | 1-6.5 | Yes | K1 | 1 | Standard | Steel | Steel | __ | 1A | 0000000 | 00000 |
| 0.04"-3/8" | 1-10 | Yes | K2 | 1 | Standard | Steel | Steel | __ | 2-01 | 0000000 | 000000 |
| 0.04"-3/8" | 1-10 | Yes | K2 | 2 | Standard | Steel | Steel | __ | 2A | 0000000 | 000000 |
| 0.04"-1/2" | 1-13 | Yes | K3 | 2 | Standard | Steel | Steel | __ | 34-02 | 0000000 | 000000 |
| 0.04"-1/2" | 1-13 | Yes | K3 | 6 | Standard | Steel | Steel | __ | 34-06 | 0000000 | 000000 |
| 0.04"-1/2" | 1-13 | Yes | K3 | 33 | Standard | Steel | Steel | __ | 34-33 | 0000000 | 000000 |
| 0.04"-1/2" | 1-13 | Yes | K3C | 33 | Standard | Steel | Steel | Locking Collar | 34-33C | 0000000 | 000000 |
| 5/64"-1/2" | 2-13 | Yes | K32 | 33 | Standard | Steel | Steel | __ | 33 | 0000000 | 000000 |
| 1/8"-5/8" | 3-16 | Yes | K3 | 3 | Standard | Steel | Steel | __ | 3A | 0000000 | 000000 |
| 3/16"-0.8" | 5-20.3 | Yes | K4 | 3 | Standard | Steel | Steel | __ | 36 | 0000000 | 000000 |
Replacement Parts | |||
|---|---|---|---|
| Sleeve for Drill Chuck 33 | 0000000 | Each | 000000 |
| Jaw and Nut Set for Drill Chuck 33 | 0000000 | Each | 00000 |
| Sleeve for Drill Chuck 3A | 0000000 | Each | 00000 |
| Jaw and Nut Set for Drill Chuck 3A | 0000000 | Each | 00000 |
| Sleeve for Drill Chuck 34-02, 34-06, 34-33, 34-33C | 0000000 | Each | 00000 |
| Jaw and Nut Set for Drill Chuck 34-02, 34-06, 34-33, 34-33C | 0000000 | Each | 00000 |
| Jaw and Nut Set for Drill Chuck 36 | 0000000 | Each | 00000 |
| Sleeve for Drill Chuck 36 | 0000000 | Each | 00000 |
Slot-Drive Taper-Mount Keyed Drill Chucks
Mount these chucks onto an arbor (sold separately) for use in high-torque applications. They’re also known as positive-drive chucks.
For Bit Shank Size | Chuck Key | Jacobs Taper | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Number | Drive Type | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | ||||||||||
| 5/64"-1/2" | 2-13 | Yes | K32 | 33 | Slot Drive | Steel | Steel | 33KD | 0000000 | 0000000 |
| 1/8"-5/8" | 3-16 | Yes | K3 | 3 | Slot Drive | Steel | Steel | 3KD | 0000000 | 000000 |
| 3/16"-0.8" | 5-20.3 | Yes | K4 | 3 | Slot Drive | Steel | Steel | 36KD | 0000000 | 000000 |
Replacement Parts | |||
|---|---|---|---|
| Sleeve for Drill Chuck 36KD | 0000000 | Each | 000000 |
| Jaw and Nut Set for Drill Chuck 36KD | 0000000 | Each | 00000 |
| Jaw and Nut Set for Drill Chuck 3KD | 0000000 | Each | 00000 |
| Sleeve for Drill Chuck 3KD | 0000000 | Each | 00000 |
| Sleeve for Drill Chuck 33KD | 0000000 | Each | 00000 |
| Jaw and Nut Set for Drill Chuck 33KD | 0000000 | Each | 00000 |
Pin-Drive Taper-Mount Keyed Drill Chucks
Mount this chuck onto an arbor (sold separately) for use in high-torque applications. It is also known as a positive-drive chuck.
Extra-Grip Taper-Mount Keyed Drill Chucks
A ball-bearing design provides increased gripping force to keep bits from slipping, which allows these chucks to take on high-torque drilling applications. Also known as super chucks, they are excellent for use on high-speed drilling machines, milling machines, jig borers, and lathes. All require an arbor (sold separately).
For Bit Shank Size | Chuck Key | Jacobs Taper | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Number | Drive Type | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | ||||||||||
| 0.04"-1/4" | 1-6.5 | Yes | K30 | 2 | Standard | Steel | Steel | 8 1/2N | 0000000 | 0000000 |
| 0.04"-3/8" | 1-10 | Yes | K32 | 2 | Standard | Steel | Steel | 11N | 0000000 | 000000 |
| 0.04"-1/2" | 1-13 | Yes | K3 | 3 | Standard | Steel | Steel | 14N | 0000000 | 000000 |
| 1/8"-5/8" | 3-16 | Yes | K4 | 3 | Standard | Steel | Steel | 16N | 0000000 | 000000 |
| 1/8"-3/4" | 3-19 | Yes | K4 | 4 | Standard | Steel | Steel | 18N | 0000000 | 000000 |
| 3/8"-1" | 10-25.4 | Yes | K5 | 5 | Standard | Steel | Steel | 20N | 0000000 | 000000 |
Replacement Parts | |||
|---|---|---|---|
| Service Kit with Service Kit Number for Drill Chuck 11N | 0000000 | Each | 0000000 |
| Sleeve for Drill Chuck 11N | 0000000 | Each | 00000 |
| Service Kit without Service Kit Number for Drill Chuck 11N | 0000000 | Each | 00000 |
| Service Kit with Service Kit Number for Drill Chuck 16N | 0000000 | Each | 000000 |
| Sleeve for Drill Chuck 16N | 0000000 | Each | 000000 |
| Service Kit without Service Kit Number for Drill Chuck 16N | 0000000 | Each | 000000 |
| Service Kit with Service Kit Number for Drill Chuck 8 1/2N | 0000000 | Each | 000000 |
| Service Kit without Service Kit Number for Drill Chuck 8 1/2N | 0000000 | Each | 00000 |
| Service Kit with Service Kit Number for Drill Chuck 14N | 0000000 | Each | 000000 |
| Service Kit without Service Kit Number for Drill Chuck 14N | 0000000 | Each | 000000 |
| Sleeve for Drill Chuck 14N | 0000000 | Each | 00000 |
| Service Kit with Service Kit Number for Drill Chuck 20N | 0000000 | Each | 000000 |
| Service Kit without Service Kit Number for Drill Chuck 20N | 0000000 | Each | 000000 |
| Service Kit with Service Kit Number for Drill Chuck 18N | 0000000 | Each | 000000 |
| Sleeve for Drill Chuck 18N | 0000000 | Each | 000000 |
| Service Kit without Service Kit Number for Drill Chuck 18N | 0000000 | Each | 000000 |
Corrosion-Resistant Taper-Mount Keyed Drill Chucks
Made of stainless steel, these chucks are rust and corrosion resistant. They require an arbor (sold separately).
For Bit Shank Size | Chuck Key | Jacobs Taper | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Number | Drive Type | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | ||||||||||
| 0.028"-5/32" | 0.7-4 | Yes | K0M | 0 | Standard | 416 Stainless Steel | 416 Stainless Steel | 0M | 0000000 | 0000000 |
| 0.028"-1/4" | 0.7-6.5 | Yes | K1M | 1 | Standard | 416 Stainless Steel | 416 Stainless Steel | 1M | 0000000 | 000000 |
Hex-Shank Keyed Drill Chucks for
Power Screwdrivers and Impact Drivers
Convert a power screwdriver or impact driver into a versatile drill. Also known as adapt-a-drive, this chuck has a 1/4" hex shank that fits the hex drive in most power screwdrivers and impact drivers.
For Bit Shank Size | Chuck Key | |||||||
|---|---|---|---|---|---|---|---|---|
| Inch | mm | Included | Number | Body Material | Jaw Material | Manufacturer Model Number | Each | |
Jacobs | ||||||||
| 0.028"-1/4" | 0.7-6.5 | Yes | KG1 | Steel | Steel | 30248 | 00000000 | 000000 |
Slot-Drive Straight Mount Keyed Drill Chucks
Mount directly onto a straight spindle for use in high-torque applications. Also known as a positive-drive chuck.
Sleeves for Jacobs Drill Chucks
Service Kits for Jacobs Drill Chucks
Kits include a set of jaws, set of split nuts, a thrust bearing, and washer.
Style A are for older chucks that do not have a service kit number on their nose.
Style B are for chucks that have a service kit number on their nose.
Morse Taper Arbors with Drill Chuck
This arbor with chuck allows drills with a #3 Morse taper spindle to accept standard drill bits.
For Bit Shank Size | For Machine Spindle Morse Taper | Chuck Key | Arbor | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | Number | Dia. | Chuck Material | Number | Material | Length | Included | Lg. | Included | Each | |
| 3/16"-3/4" | 4.5-19 | 3 | 0.938" | Steel | K4 | Steel | 5 3/32" | Yes | 5 1/2" | Yes | 0000000 | 0000000 |
Drill Chuck Holders for Quick-Change Lathe Tool Posts
A built-in drill chuck allows quick installation of drill bits, taps, and other round- or hex-shank tools into a quick-change tool post. A height-adjustment screw allows for quick and accurate tool height changes without the need for shimming. Posts and holders (sold separately) are interchangeable with systems from Aloris, Dorian, and Armstrong.
Holders | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Chuck Key | Replacement Height Adjustment Screws | ||||||||||
| For Tool Post Series | For Lathe Swing | For Bit Shank Size | Centerline Ht. | Overall Ht. | Number | Material | Included | Each | Each | ||
| AXA | 0"-10" | 0"-1/2" | 2" | 3 1/4" | K3 | Steel | Yes | 000000000 | 0000000 | 000000000 | 000000 |
| BXA | 12"-15" | 0"-1/2" | 2" | 3 1/2" | K3 | Steel | Yes | 000000000 | 000000 | 000000000 | 00000 |
| CXA | 13"-18" | 0"-1/2" | 2 9/16" | 3 1/2" | K3 | Steel | Yes | 000000000 | 000000 | 000000000 | 00000 |
| CA | 14"-20" | 3/16"-3/4" | 2 9/16" | 4 1/2" | K4 | Steel | Yes | 000000000 | 000000 | 000000000 | 00000 |
Chuck and Adapter for Jancy Magnetic-Base Drills
These chucks and adapters will allow your Jancy magnetic-base drills to accept standard drill bits.
For Machine Spindle | ||||||
|---|---|---|---|---|---|---|
| For Max. Bit Shank Size | Shank Type | Shank Dia. | Chuck Key Included | For Manufacturer Model Number | Each | |
Jancy | ||||||
| 1/2" | Straight | 1/2" | Yes | JHM USA101 | 0000000 | 0000000 |