which could cause injuries on the jobsite – it’s probably a safe bet a few of you reading this can point to a scar or two. Super Stud’s ‘The Edge’ eliminates at least 95% of these sharp edges. It incorporates a closed triangular lip to the stud and is approved for use in one, two, three and four hour wall assemblies and also meets every criteria as spelled out in ASTM C645 and C754.