Thanks mates :up:
finally an idea came to my mind last nite to cut the tubes so i put it in action
this where the results
this was my first cuts with all methods i used...ugly :down:
http://img33.imageshack.us/img33/7592/p1040297a.jpg
this is the method i found...just put that nice clamp on the part i want to cut and a metal tube inside then go round with the blade
http://img192.imageshack.us/img192/2540/p1040300.jpg
and voila :up: a nice cut
http://img72.imageshack.us/img72/8443/p1040299i.jpg
http://img94.imageshack.us/img94/9315/p1040302h.jpg
Now its time to put it to work :D
Cheers all, and thanks again for the nice comments
Sergio