Sbm 29 - you could try here http://sbm29.16mb.com/story.php?title=you-could-try-here-7 A vernier caliper is a popular tool used to gauge the depth of a hole, inner size of a pipeline or the external size of a cylindrical or rounded item. This tool is very vital in markets and labs to offer accurate measurement on different items. Mon, 23 Jul 2018 03:34:26 UTC en