| 3/8" Chuck 3/8-24 Mount [186-J3246]Jacobs #30246 Professional Chuck. 3/8" Capacity.
The Jacobs Professional Duty Chuck brings quality and accuracy to the tradesman or serious home craftsman. These chucks are standard equipment on many of the world's finest commercial grade drills. No other chuck in it's... [more] |  |
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| 1/2" Chuck 3/8- 24 Mount [186-J3598]Jacobs #30598 Multi-Craft Chuck. 1/2" Capacity.
The Multi-Craft drill chuck is mounted as original equipment on more drills than any other chuck by both domestic and import drill manufacturers. It features through-hardened jaws and a design found only in... [more] |  |
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| 1/2" Chuck 1/2- 20 Mount [186-J3602]Jacobs #30602 Multi-Craft Chuck. 1/2" Capacity.
The Multi-Craft drill chuck is mounted as original equipment on more drills than any other chuck by both domestic and import drill manufacturers. It features through-hardened jaws and a design found only in... [more] |  |
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| 3/8" Keyless Chuck 3/8-24 Mount [186-J3354]Jacobs #30354 Hand-Tite Keyless Drill Chuck. 3/8" Capacity.
Hand-Tite keyless operation increases operator productivity and convenience by speeding bit changeovers and eliminating downtime caused by loss of chuck keys. Ergonomic design increases hand tightening... [more] |  |
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| 1/2" Keyless Chuck 3/8-24 Mount [186-J3037]Jacobs #31037 Hand-Tite Keyless Drill Chuck. 1/2" (13mm) Capacity.
Hand-Tite keyless operation increases operator productivity and convenience by speeding bit changeovers and eliminating downtime caused by loss of chuck keys. Ergonomic design increases hand... [more] |  |
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| 1/2" Keyless Chuck 1/2- 20 Mount [186-J3138]Jacobs #31038 Hand-Tite Keyless Drill Chuck. 1/2" (13mm) Capacity.
Hand-Tite keyless operation increases operator productivity and convenience by speeding bit changeovers and eliminating downtime caused by loss of chuck keys. Ergonomic design increases hand... [more] |  |
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| K7 Chuck Key [186-J3659]Jacobs #K7 Chuck Key.
Handles are constructed of soft steel to reduce fracture risk under excessive loads.
Pilot Size (In.) 7/32
Used On 7 Series Chucks
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| K30 Chuck Key [186-J3664]Jacobs #K30 Chuck Key.
Handles are constructed of soft steel to reduce fracture risk under excessive loads.
Pilot Size (In.): 15/16
Used On 31 Series and 8-1/2N
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| K32 Chuck Key [186-J3666]Jacobs #K32 Chuck Key.
Handles are constructed of soft steel to reduce fracture risk under excessive loads.
Pilot Size (In.) 1/4
Used On 32, 33 Series and 11N
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| KG1 Chuck Key [186-J3249]Jacobs #KG1 Chuck Key.
Handles are constructed of soft steel to reduce fracture risk under excessive loads.
Pilot Size (In.) 1/4"
Used 1/4" and 3/8" Multi-Craft chucks
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| KGA Chuck Key [186-J3605]Jacobs #KGA Chuck Key.
Handles are constructed of soft steel to reduce fracture risk under excessive loads.
Pilot Size (In.) 1/4
Used On 1/4 and 3/8" Multi-craft chucks.
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| KK Chuck Key [186-J3052]Jacobs #KK Chuck Key.
Handles are constructed of soft steel to reduce fracture risk under excessive loads.
Pilot Size (In.) 9/32
Used On DCB, SM8, 74K, 22BA, 23BA, 24BA, 26BA, 29-33
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| Master Chuck II Small [120-51001]#ST-13. Opens 127 different chucks. Opens 1/4" to light duty 1/2" chucks. |  |
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| Master Chuck I Large [120-51002]#ST-12. Opens 86 different chucks. OPens heavy duty 3/8" - 3/4" chucks. |  |
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