Diameter

• (no filter) 

  115 (1) 125 (1) 150 (1) 180 (1) 230 (1) 300 (2) 350 (3) 400 (3)

Purpose

•  Concrete (13)
•  Reinforced concrete (11)

Mounting hole

•  22.23 (5)
•  25.4 (8)