We have apply a special screen protector on it, so it will not scratch the surface of the coins.
One more things, we are welcome all to check our ebay feed back for more info http://www.ebay.com/usr/samhowkong?_trksid=p2047675.l2559
You are right, we can not guarantee that a buyer will receive the item because we are not the one to carry the item and door to door send to you....
not necessary a stop watch or level table, just slide it and see the different :P
work with items in capsule, need to adjust The Slide sliding degree :)
HI, silver bar testing is same with the coins :) if the weight is 1 oz then let it slide on The Slide, if the weight is 5oz , 10 oz or kilobar,...
maximum can test up to 100 oz, but best convenience size is 1 to 10 oz
Separate names with a comma.