Jacobs 30209 8-1/2N Super Drill Chuck, 0.04 to 0.25 in Capacity, 2SJT Mounting, Ball Bearing, K30
Item #:
JACOB 30209
Product Info
Jacobs
Manufacturer Part #: 30209
Jacobs Drill Chuck, Super, Series: 8-1/2N, 0.04 to 0.25 in Capacity, Key Number: K30, Ball Bearing, 2.41 in Closed Length, 1.95 in Open Length, 2SJT Mounting, 1.56 in OD
- Jaws center-ground for absolute straightness and alignment
- Through-hardened sleeve teeth, plus hardened nose and keyholes provide outstanding wear resistance
- Steel chuck
- Each chuck 100% inspected for performance and precision
- One-piece sleeve eliminates crack between driving teeth often found in other designs
- Fluted sleeve standard
- T.I.R. 0.003 in maximum at half capacity
- Designed to work with a wide range of production drilling equipment, jig borers, milling machines, lathes and radials, this chuck is engineered for heavy duty, close tolerance production drilling
- Ball bearing construction maximizes gripping force and drilling accuracy
- Ball thrust bearings reduce friction and increase grip torque and overall performance
Item Specifications
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Ball
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0.04 to 0.25 in
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2.41 in
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K30
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2SJT
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1.95 in
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1.56 in
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8-1/2N
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Super