Technical data: thread diameter 4 mm, thread length 29.3 mm, total length 50.3 mm, inner ring diameter 10 mm Product advantages: bolts 304 stainless steel hook, durable, anti-corrosion. Product Features: for home, office, hotel and other places, the role of fixing and hanging. Can be screwed into wood or masonry at using a suitable anchor Ring Bolt / Hook Bolt > < strong>Ring Bolt/Hook Bolt Can be used in single or combination settings and can also be used in multiple settings. High Quality Material High quality 304 stainless steel material has good corrosion resistance in many environments such as high temperatures high humidity, humidity high and cold. long life; no need to worry about pollution. Easy to install. use Può It is necessary to allow the wood or the wall to be exposed to the appliance during installation. Design unique to the eye of the pecora, filo chiaro e uniform, buon avvolgimento, antiscivolo, risparmio di tempo di construction, semplice et conveniente. Selection /