DescriptionWEL HSK-A63 Ø20x80, ToolholderWELDON End Mill HoldersSeries: WELDONToolholder interface: HSK-A 63Clamping diameter: 20 mmProjecting length: 80 mmRun-out accuracy: ≤ 0.003 mm measured from taper to D1Balancing grade: G2.5 at 25,000 RPM or Umax < 1 gmmScope of delivery: Including WELDON clamping screwGeneral notes about the seriesVersionFor clamping tools with cylindrical shanks in accordance with DIN 1835B/6359HBRun-out accuracy≤ 0.003 mm measured from taper to D1Balancing gradeG2.5 at 25,000 RPM or Umax < 1 gmmThread G1G1 = thread for clamping screwToolholder changesFor automatic toolholder changesScope of deliveryIncluding WELDON clamping screwIndividualAdditional sizes and customized designs are available upon requestTechnical data WEL HSK-A63 Ø20x80ID:0263537Technology:WELDON End Mill HoldersSeries:WELDONToolholder interface:HSK-A 63Toolholder standard:DIN ISO 12164-1Clamping diameter D1:20 mmD2 [mm]:52D6 [mm]:39.5Projecting length L1 [mm]:80L2 [mm]:53L4 [mm]:54G1:M16Weight [kg]:1.37