SP di Piovan Silvano Sas & C.
Machines à fabriquer les vis et les boulons
Machines à fabriquer les vis et les boulons
Roll forming nut taps
Silvano Piovan sells and produces roll forming nut taps.
No cutting edge, internal threads are formed by plastic working. No chips ejected, which contributes to little trouble and stable tapping.
dernière mise à jour le
mercredi 25 mars 2026