You can get our drain screws in following designs:

Drain screw DIN 87721

• Form A: with drain screw Form C, with internal hexagonal for oil-leading drains
• Form B: with drain screw Form D, with internal hexagonal for water-leading drains

Plug screw DIN 87721

• Form C: with internal hexagonal for oil-leading drains
• Form D: with internal hexagonal for water-leading drains

Weld-in deck screw cap, sound tube deck plate DIN 86111

Plug screw DIN 86129
for filling and sounding pipes
für Füll- und Peilrohrleitungen