I don't know anything about this product but thought I would share the info: http://www.ebay.com/itm/272616260287?_trksid=p2060353.m1438.l2649&ssPageName=STRK:MEBIDX:IT
I have those, IIRC they are slightly more aggressive than Woodcrafts in position, higher pegs. Work well for me so far.