Bapp marked assembly range: bs en 15048 1 assemblies, various 14399 hr & hv assemblies, dast 021 wind turbine assemblies, silo bolts grade 8.8 & 10.9 hdg, silo bolts grade a2 & a4 stainless steel, larger diameter bolts iso & din and studs, a4 80 stainless steel bolts/studs/connectors, lindapters, blind bolts and much more!.