... SUJ2,Graphite,SKD11,SKH51 Hardness:60-62HRC Product:guide bushing for dieMaterial:UJ2,Graphite,SKD11,SKH51Hardness:60-62HRCAdvantages:Experienced technical staff ... ,punch etc.)according to MISUMI FUTABA,HASCO,DANLY AGATHON,FIBRO and PUNCH standard.Also, customers' drawing are always welcome.Welcome to your ... ,please do not hesitate to contact us!Our factory: misumi standard guide pin and guide bushing