DescriptionTRIBOS-M ER20 Ø1/4"x25.5, ToolholderPolygonal ToolholderSeries: TRIBOS-MiniToolholder interface: ER 20Clamping diameter: 1/4"Projecting length: 32.7 mmRun-out accuracy: ≤ 0.01 mm of 2.5 x DMin. torque: 4.5 NmGeneral notes about the seriesVersionRotationally symmetrical designRun-out accuracy≤ 0.01 mm of 2.5 x DTool shank qualityh6Length adjustment screwWithout set-screw for axial length adjustmentDepth stop available as accessoryTaper designER taper according to form A DIN-6388Additional ER taper version available on requestIndividualAdditional sizes and customized designs are available upon requestTechnical data TRIBOS-M ER20 Ø1/4"x25.5ID:1412296Technology:Polygonal ToolholderSeries:TRIBOS-MiniToolholder interface:ER 20Toolholder standard:ISO 15488-AClamping diameter D1:1/4"ER clamping size:ER 20D2 [mm]:9D3 [mm]:10L [mm]:57Projecting length L1 [mm]:32.7L4 [mm]:22.5L5 [mm]:25.5G:M8x1Min. torque [Nm]:4.5Weight [kg]:0.23