Great black 5/16 inch bolts with square heads
- 5/16-18 threading
Do you need the NUTs to go with these
**Call for specific thread lengths on square head machine bolts
Store visits BY APPOINTMENT ONLY - call (828) 667-8868 | Order Online 24/7
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Call For Shipping Quote, (828) 667-8868 Or 665-1988 Cathy Kayne Kayne and Son Custom Hardware, Inc.