Blue Staples from GNP are recoverable staples, They do not deteriorate and are reusable from one year to the next. Vitagraf® récupérable is one of the most used recoverable staples in the world. It responds to the needs of winegrowers wishing to recover staples. It is appreciated for its color which contrasts with the vegetation at the time of withdrawal. Its texture and flexibility are also advantages ® Vitagraf blue is often a transition phase between metal staple and degradable staple. Ergonomics and handling Color and visibility Staples setup recommandations 6 bags of 2 500 pieces by cardboard One staple between each stock. No staple between stock and post. Space between wires : 20 mm Thickness : 2 mm Wires entry : 8 mm Ø Maximum wires diameter : 3,6 mm Real size Staple Initial average resistance : 1