How to cleaning lens elements in Leica-M ELMAR 1:2.8 / 50 Collapsible ver.

How to cleaning lens elements in Leica-M ELMAR 1:2.8 / 50 Collapsible ver.
I use Lighter fluid and some Hydrogen Peroxid 3% and "PEC-PAD" lens tissues.
Here are some link's to different repair tool's:
Japan Hobby Tool rubber cone:
www.amazon.com...
18 different size rubber repair tool's:
www.amazon.com...
Divider Caliper Wing Compass:
www.amazon.co....
You can also buy this set.
Lens Repair Set with pointed, flat, half flat tips:
www.amazon.com...
JIS cross head screw driver's:
www.amazon.com...
Or this set, that is the set I use:
eustore.ifixit...
Lens cleaning wipes (PEC-PAD):
www.amazon.com...