Diameter

• 20.5 mm (1) 

  18 mm (1) 18.3 mm (1) 18.5 mm (1) 18.8 mm (1) 19 mm (1) 20 mm (1) 20.4 mm (1) 21 mm (1) 21.4 mm (1) 22 mm (1) 22.5 mm (1) 23 mm (1) 24 mm (1) 25 mm (1) 25.4 mm (1) 25.5 mm (1) 25.6 mm (1) 26 mm (1) 27 mm (1) 28 mm (1) 28.3 mm (1) 29 mm (1) 30 mm (1) 31 mm (1)

Attachment

• Hexagonal 10 mm (1) 

  Round 10 mm (3)

Use

• Boiling (1) 

  Industry (1)

Metals

•  Aluminium (1)
•  Copper (1)
•  Stainless steel (1)
•  Steel (1)