These machines may suit your needs as well:

Here you find an overview of all Rivet headers we can offer at the moment.

M20I/8621Quote request	NATIONAL	51	1980	5 mm
M20I/8620Quote request	NATIONAL	51	1980	5 mm
M20I/8619Quote request	NATIONAL	51	1980	5 mm
M20U/8295Quote request	NATIONAL	3/16 Rlvitheader	1984	5mm

Here you find all machines we can offer from the following brand:SALVI.

M06E/8616Quote request	double blow header	SALVI	RF/ML	1976	8 mm
M20E/8617Quote request	rivet header	SALVI	RF/GL	1975	5-8 mm
M06E/8618Quote request	double blow header	SALVI	TM/CL	1970	4-8 mm
M08E/8567Quote request	2 die - 4 blow transfer header	SALVI	246 TR	1997	2-8 mm