Very simple question:
I often read things on composite builders' websites like "sand with 100 grit on a medium foam block". What is a medium foam block and how do I make and/or get one?
Thanks for the help,
David
I often read things on composite builders' websites like "sand with 100 grit on a medium foam block". What is a medium foam block and how do I make and/or get one?
Thanks for the help,
David