https://12pointbolt.com/
12-Point Bolts (Bi-Hex Double-Hex) Aerospace, TorqBolt
Aerospace 12-point bolts in MS21250, NAS1351, AS3216 specs. A286, Inconel 718, Ti-6Al-4V, MP35N, Custom 465 alloys. AS9100D certified RFQ.
12 point boltsbihexdoubleaerospace