Draper 52 Blade Screwpitch Gauge Set 0.25mm - 6mm & 4 - 62 BSW
Draper 52 Blade Screwpitch Gauge Set 0.25mm - 6mm & 4 - 62 BSW
Folding leaves, individually stamped with accurately formed thread profiles. Ranges 4 62BSW and 0.25 6.0mm....
No further specification information available