Material:
Polyamid
Allen head bolt, conical
similar to ISO 4762 / old DIN 912
red,blue,violet,gold,silver,black,natural
lens head screw
similar to DIN 7380
red,blue,violet,gold,silver,black,natural
nut with snap ring from Polyamid - self-locking
ISO 10511 / old DIN 985
red,blue,violet,gold,silver,black,natural
countersunk bolt
similar to ISO 10642 / alt DIN 964 / DIN 7991
red,blue,violet,gold,silver,black,natural