You're lucky it was only an armI did this a few month ago
www.youtube.com/watch?v=7nuSM_VCXQI&list=UUCV3Gp0C0GiyikLbFYQMVGA&index=16
(www.youtube.com/watch?v=7nuSM_VCXQI&list=UUCV3Gp0C0GiyikLbFYQMVGA&index=16
cowcat Bituminous squeegee,
Mon 27 May 2013, 19:10,
archived)