The JWEI CNC cutter machine blades provided by Nanjing Costar Precision Tools Co., Ltd. is made of high-quality tungsten steel raw materials, with high cutting precision, stable quality and long service life. JWEI cutter blades can be used to cut clothing fabrics, textiles, leather, corrugated paper, canvas, hard foam, self-adhesive vinyl, reflective vinyl, folding paper boxes, magnetic foils, PVC banners, paper, polycarbonate, polyester fabrics, Waterproof cloth, foam board/foam, rubber, polyester fabric, etc. J303, J304, J311-1, J312, J341, J306, J351, J360, J603 etc.