HOPPE fixing set:
- M6 thread screws as per DIN 966-10.9 with cross recessed raised countersunk heads
- HOPPE solid FDW-spindle with disc spring, assembly sleeve and disassembly key
- For HOPPE ES1 (SK2) security knob (pad)/handle sets with HOPPE Quick-Fit connection, with 76G, 78G knobs and 2410, 3410 backplates; fixing visible inside
