8/32 Thread Brass Ball-Head Thumb Screws, Unfinished. Sizes in thread length, head dia. 3/8" - Your choice of Length:
- 21280U - 3/8" Thread Length
- 20904 - 1/2" Thread Length
- 20883 - 3/4" Thread Length
Catalog Page: H65
How To:
Learn the different Pipe and Nipple Thread Sizes
California Residents:
Click here
for Proposition 65 Warning.
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