Suitable for 7mm hole
Distance 20mm from the edge
Can be extended to other diameters if required as there is no hardened sleeve
Fixing material:
for example
2x each screw DIN 912 + washer DIN 125 + Hammer nuts N8 I-type M6
2x each screw DIN 9784 + washer DIN 125 + Slot Nut N8 I-Type M6