... .Ready-made size : Ref. MM Φ 1CP 32*35*791/2,1/41/8,1/12inch6mm,8mm,10mm 2CP 45* ... 8mm,10mm 4pcCP 54*150*851/2,1/41/8,1/12inch6mm,8mm,10mm 6pcCP 54*210*851/2 ... ,1/41/8,1/12inch6mm,8mm,10mm 12pcCP 76*280*1011/2 ... ,1/41/8,1/12inch6mm,8mm,10mmbase with stepped hole to accept 6 mm and 8 mm 1/2,1/ ... 4,1/6,1/8,1/10shank diameters . Router ...