#487183 Spec Diameter Thread Threads Length Grade Finish Weight 16 (M16) Full 2.0 40 (40) ISO 10.9 Phos & Oil .2317 Diameter 16 (M16) Thread 2.0 Length 40 (40) Grade ISO 10.9 Finish Phos & Oil Weight .2317 Need Something Custom? Attributes Need Something Custom? ISO 10.9