https://www.darloc.com/locknuts/nktm-nylon-insert-cap-locknuts-for-computers-all-metal
NKTM Nylon Insert Cap Locknuts for Computers | All-Metal Fasteners | Darloc
NKTM Nylon Insert Cap Locknuts built for computers applications requiring all metal performance. Trusted by fastener distributors and OEMs worldwide.
nylon insertfor computersall metalcaplocknuts