Wiss M1X Aviation Left Cut Style Snips: Less effort, unique total system design requires 20% less force to cut. Wiss M1X Aviation Left Cut Style Snips: Clean Cuts: Unique blade serrations spread cutting force across the blade, improving cut quality and tool life. Wiss M1X Aviation Left Cut Style Snips: Ultra-Tough: Industry leading pivot design leads to longer overall snip life. Precision and Control: Integrated stops make sure the blades open all the way, every time, for maximum length of cut. Wiss M1X Aviation Left Cut Style Snips: Comfort and Ease: Handle design and compound-leverage mechanism make cutting easier and reduce hand fatigue. Cuts low carbon rolled steel up to 18 gauge. Meets or Exceeds applicable ASME performance requirements.