XURON 410A Micro Shear Ultra Flush Cutter. For soft material and plastic sprue leaves a smoother, near finished surface with virtually no pinch. It cuts so close and clean you will forget where your hobby knife is stored. Both the model 410 and 410A feature Xurons patented Micro-Shear blade by-pass cutting action for clean cutting with less force than traditional compression cutters. Xuro-Rubber handle grips and Light-Touch return spring ensure precision and all-day comfort. Micro-Shear describes the blade bypass shear cutting action that is unique to all Xuron Cutters. Not for use on hard or music wire. Made in USA.