Punch/drill for panel (A) thickness up to 3 mm Ø 15 mm, beyond Ø 16.5 mm. Put in fastener upper part and secure against loss by means of retaining washer.
The receptacle is attached to the frame behind a through hole of Ø 20 mm. Rivet or screw fixing using 2 countersunk holes Ø 3.2 mm, spaced 28.5 mm.
Receptacle can be welded. Clip version is in preparation.