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Overview
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Overview
Q&A
Overview
4-40 Threaded Inserts (4 Pack) from Du-Bro - DUB391
These brass threaded inserts are the perfect way to put threads into wood and mount engines to wood mounting rails. Threaded inserts make a simple and effective way to make wing hold downs. Can be used where blind nuts are hard to fit.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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Customer Reviews
- Reviews
Threaded Insert save the day
Great product. After a 4-40 blind nut broke in a motor mount in my plane, - I followed the directions as to drill size and use of epoxy and put...read more
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- Regular price
- $369
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- $369
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