3 vs 4 jaw lathe chucks: Difference between revisions
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(Created page with 'from http://www.mini-lathe.com/Mini_lathe/Chucks/4_jaw/4-Jaw.htm#4-Jaw%20Chucks : Benefits of a 3-jaw: 1. self-centering 2. can hold hex bar-stock 3. quick and easy to use. Di...') |
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Benefits of a 3-jaw: | Benefits of a 3-jaw: | ||
#self-centering | |||
#can hold hex bar-stock | |||
#quick and easy to use. | |||
Disadvantages of a 3-jaw: | Disadvantages of a 3-jaw: | ||
#can't hold square bar-stock | |||
#run-out/off-center can't be easily fixed | |||
#can't hold irregularly shaped work | |||
#can't turn off-center | |||
Advantages of a 4-jaw: | Advantages of a 4-jaw: | ||
#work can be centered to high precision | |||
#can handle square/rectangular bar | |||
#can turn work off-center | |||
#slightly more grip on round stock | |||
Disadvantages of a 4-jaw: | Disadvantages of a 4-jaw: | ||
#slower/fiddlier to mount work (dial-indicator required) | |||
#can't hold hex-stock | |||
[[Category:Lathe]] | [[Category:Lathe]] | ||
Latest revision as of 18:14, 12 March 2009
from http://www.mini-lathe.com/Mini_lathe/Chucks/4_jaw/4-Jaw.htm#4-Jaw%20Chucks :
Benefits of a 3-jaw:
- self-centering
- can hold hex bar-stock
- quick and easy to use.
Disadvantages of a 3-jaw:
- can't hold square bar-stock
- run-out/off-center can't be easily fixed
- can't hold irregularly shaped work
- can't turn off-center
Advantages of a 4-jaw:
- work can be centered to high precision
- can handle square/rectangular bar
- can turn work off-center
- slightly more grip on round stock
Disadvantages of a 4-jaw:
- slower/fiddlier to mount work (dial-indicator required)
- can't hold hex-stock