DescriptionSINO-R SK40 Ø12x73, ToolholderExpansion ToolholderSeries: SINO-RToolholder interface: SK 40Clamping diameter: 12 mmProjecting length: 73 mmRun-out accuracy: ≤ 0.005 mm at 2.5 x DBalancing grade: G6.3 at 15,000 RPM or Umax < 1 gmmMin. torque: 120 NmGeneral notes about the seriesVersionOptimal for heavy duty millingRun-out accuracy≤ 0.005 mm at 2.5 x DBalancing gradeG6.3 at 15,000 RPM or Umax < 1 gmmTool shank qualityh6Intermediate sleevesAdditional shank diameters can be clamped using intermediate sleevesData carrierBore for data carrier as an optionToolholder changesFor automatic toolholder changesCoolant supplyCoolant supply according to ISO 7388 AD/AFBores for form AF are sealed with set screws as transport safetyLength adjustment screwWith set-screw for axial length adjustmentIndividualAdditional sizes and customized designs are available upon requestTechnical data SINO-R SK40 Ø12x73ID:0209603Technology:Expansion ToolholderSeries:SINO-RToolholder interface:SK 40Toolholder standard:DIN ISO 7388-1 AD/AFClamping diameter D1:12 mmD2 [mm]:39D3 [mm]:44.45Projecting length L1 [mm]:73L2 [mm]:46L3 [mm]:10L4 [mm]:34L5 [mm]:53.9G:M8x1Min. torque [Nm]:120Weight [kg]:1.3