Nickel plated (unless otherwise specified) brass hexaganol spacers

Brass, nickel-plated, hexagonal tapped female spacers in M3 and M4 tapped sizes in lengths from 5 to 40mm

M3 threaded spacers are 5mm across flats (unless otherwise specified)
M4 threaded spacers are 7mm across flats

See below for Male / Females hex spacers.

Nickel plated brass male/female hexangonal spacers

A range of M3 threaded spacers with a M3 male stud at one end and a tapped M3 hole at the other.

Size is 5mm across flats. Stud length is 8mm for sizes 4607-080 to 088 & 10mm for sizes 4607-089 to 091. The tapped hole is between 3 and 10mm depending on size.