Desert Vortex trimmer line sets the standard for quality commercial grade trimmer line. This patented line features a unique spiral design that provides a number of performance advantages. The low drag aerodynamics offers a line that dramatically decreases drags, contributing to higher engine rpm and therefore greater impact power. Other benefits of Vortex include dramatically decreased noise levels, decreased vibration, no line flutter, elimination of line split or fray and tempered cutting edges. Yes - Vortex actually does cut better. The proprietary nylons used in its production also mean that Vortex is the longest lasting trimmer line made.