... Vacuum System Lightweight and Heavy- SR-1 Riveter(air riveter,pneumatic air riveter,tools,riveting tools,rivet gun)Inner packing: ... : 20mm5) Place blind rivet into nose piece without hand operation and left mandrel will move into collection bottle ... the riveter for better air consumption7) Lightweight and heavy-duty pneumatic riveter SR-1 Riveter(air riveter,pneumatic air riveter,tools,riveting tools ...