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Four Jaw Combination Chuck |
Backplate Adapters available for most lathes! |
 BISON plain-back
combination chucks combine the advantages of a scroll chuck with those
of an independent chuck.
Jaws may be adjusted individually with an independent operating screw. After the desired setting has been made, all jaws can then be opened and closed simultaneously with the use of a scroll key. The jaws are reversible and may be used as inside or outside jaws. |
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Four-Jaw Independent Lathe Chuck |
Four-jaw universal duty independent lathe chucks with solid reversible jaws, spheroidal graphite iron body. These chucks feature jaws that are individually adjustable, allow firm gripping of odd shaped work, and the four jaws allow a square component to be perfectly centered to the chuck while achieving maximum gripping force. the jaws are made of high quality carbon steel and hardened. Thrust bearing and operating screws are made of case hardened steel. Standard Accessories include: (1) Set of solid reversible jaws; (1) chuck Wrench; (1) set of clamping bolts. |
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| Mounting | Item | Chuck Size | Hole size | Weight | Price |
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See the Adapter Plate page. |
7-850-0300 | 3-1/2 inch | 1.00 | 3.4 lbs. | $425. |
| 7-850-4000 | 4 inch | 1.00 | 5 lbs. | 450. | |
| 7-850-0500 | 5 inch | 1.02 | 8 lbs. | 495. | |
| 7-850-0600 | 6 inch | 1.65 | 9 lbs. | 525. | |
| 7-850-0800 | 8 inch | 1.97 | 32 lbs. | 525. | |
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7-851-0815 | 8 inch | 1.97 | 38 lbs. | 575. |
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7-851-0816 | 8 inch | 1.97 | 38 lbs | 575. |
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7-853-0833 | 8 inch | 3.15 | 37 lbs. | 595. |
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7-853-0834 | 8 inch | 3.15 | 37 lbs. | 595. |
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7-853-0835 | 8 inch | 3.15 | 37 lbs. | 595. |
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7-854-0841 | 8 inch | 1.96 | 34 lbs. | 595. |
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7-854-0842 | 8 inch | 1.96 | 34 lbs. | 595. |