DescriptionCC ER 20 Ø7/16", ER collet chucksDIN ISO 15488-B (ER/ESX)For clamping diameter: Ø7/16"Diameter: 7/16"Length L1: 31.5 mmRun-out accuracy: ≤ 0.005 mmTechnical data CC ER 20 Ø7/16"ID:1403962For:ER 20For:Ø7/16"D2 [mm]:20D3 [mm]:21L1 [mm]:31.5Weight [kg]:0.033