If after extensive use, material folds between blades instead of being cut,
To re-adjust the blades:
Watch the video explaining the adjustment of aviation snips blades:
It is very rare for aviation snips to break the spring that pushes the handles open. If this should still happen, a replacement spring will be sent to you free of charge. When ordering a replacement spring, you need to know that the springs of the left and right hand aviation snips are different.
You can see how to change the spring of aviation snips in the video below:
In the video below, Chuck Loparo talks about why aviation snips blades have serrations and what they should be in order to ensure a relatively smooth cutting edge of the sheet being cut.
Midwest Tool ja Cutlery Co began manufacturing metal cutting snips and related hand tools in Sturgis, Michigan in 1945. In the beginning, Midwest operated as the highest quality private label manufacturer of edge hand tools for many leading professional quality brands. Today, the company’s Midwest® national brand has become a leading tradesman brand both domestically and in many regions globally. All models of the company’s Midwest Snips aviation and tinner snips are manufactured by Midwest in its USA facilities. As a leading innovator and manufacturer of metal cutting snips and specialty hand tools, Midwest has developed and owns numerous product design and utility patents that enhance Midwest product performance.