V-nails type AL  for joining polystyrene, wooden and MDF frames. Made of steel and grouped into strips. A layer of silicone is applied to the strips of the nails to hold them together and also allows for smooth penetration into the joining material. Available in  5 mm, 7 mm, 10 mm, 12 mm and 15 mm height.
Suited for all foot-operated and pneumatic frame assembly machines of Alfamacchine and A+Automation.