Claims to be the U.S. version of Blue Diamond: http://cgi.ebay.com/NIR-Chalk-From-...emQQptZLH_DefaultDomain_0?hash=item414db06298
Anyone know anything about this?
Anyone know anything about this?
Claims to be the U.S. version of Blue Diamond: http://cgi.ebay.com/NIR-Chalk-From-...emQQptZLH_DefaultDomain_0?hash=item414db06298
Anyone know anything about this?
I know they are very different chalks. I use both often, and they certainly have different composition. I used NIR today and BD yesterday![]()
Hiero, since you use both .... Any preference? Any differences worth commenting about?