"rock bolt" in German rock bolt Gebirgsanker Anker Ankerbolzen Detailed translations for "rock bolt" rock bolt 1. geology rock bolt der Gebirgsanker{masculine} 2. other rock bolt(also: anchor, guy, bolt, brace) der Anker{masculine} rock bolt(also: rawlbolt, rawlplug, bolt, roof bolt) der Ankerbolzen{masculine}