Krm loto round shape metal lockout devices in chrome finish/ powder coated finish with arrangement of locking at upper and lower ends both pieces are riveted and can easily rotate in nanny direction,- there are 2 holes in bottom part to fix on panel.it is a multipurpose products can use for ACB DooR,-VCB Door etc. Round Type Lock- Diameter – 30 mm , Thickness 3mm.Round Type Lock -Diameter – 20 mm , Thickness 3mm for ACB DOOR