... 20mm 3)Technical Standard:DIN7340 rivets Solid Rivets/Blind rivet/jeans rivet Features:1) name:rivets, tubular rivets, brass ... - 20mm4) Technical Standard: DIN7340 Tubular rivet made from tube GB-975 Pipe type rivets 5) Management Certification:ISO90006) Product ... specialize Copper Capillary, Drawn Copper Tube,Copper Tubular Rivet, Brass Tubular Rivet, Brass Tube Products (tubular rivets,needle tube, ...