The Self-Piercing Riveter 10T DF-SPR70 is an automatic air powered riveter designed to perform common riveting tasks in modern bodyshops including self-piercing rivets and standard flow form rivets.part of most OEM recommended methods for joining aluminum panels together. The cold forming technique requires no heat and no pre-drilled holes. The user can manually adjust the actuator speed as well as rivet pressure according to the metal used in order to avoid panel distort