適用制作沖壓模具、沖壓手表零件、樂器彈簧墊等，沖壓電池殼、小尺寸鋼球、螺釘、螺帽等沖壓模具。Mainly used for punching die, stamping parts, Musical Instruments watch spring cushion, stamping battery shell, small size ball, screw, nut and stamping mould.