产品规格：GC:150 * 0.4(0.5/0.7/1.0) * 32      
                     180 * 0.5(0.7) * 32
                     200 * 0.5(0.7/1.0) * 32  
                     (适用于切割石英管、玻璃管)
                   
                PA:150 * 0.4 (0.7) * 32                                      
                     150 * 0.5 * 25.4
                     180 * 0.5(0.7/1.0) * 25.4
                     200 * 0.5(0.7/0.8) * 32
                    （适用于切割不锈钢管、稀有金属