If you are looking for China,Website:://.qfmh-tool.com, CNC lathe, milling bt30-er50 collet chuck clamping tool holder, or precision spring bt30-er50 collet chuck CNC tools from professional China bt30-er50 collet chuck manufacturers and suppliers and factory, please feel free to contact Qingfeng Machinery.BT40-ER11 collet chuck         BT40-ER16 collet chuck         BT40-ER20 collet chuck    BT40-ER25 collet chuck         BT40-ER32 collet chuck         BT40-ER40 collet chuck         BT40-ER50 collet chuck    BT50-ER8 collet chuck         BT50-ER11 collet chuck         BT50-ER16 collet chuck         BT50-ER20 collet chuck    BT50-ER25 collet chuck         BT50-ER32 collet chuck         BT50-ER40 collet chuck         BT50-ER50 collet chuckMin. Order: 100 Piece/PiecesUnit Price: 2.5~10 Payment Type: T/T,L/CTransportation: Ocean,AirProductivity: 30000 piece/pieces per MonthPackaging: plastic bags or wooden caseDelivery Time: 30 DaysPlace Of Origin: JiNingBrand: QinfengSupply Ability: 30000 piece/pieces per MonthCertificate: DIN ISO JIS ANSIProduct DescriptionModel No.L (mm)ØD (mm)Collet TypeWeight (kgs)BT30-ER11-606019ER110.5BT30-ER11-10010019ER110.55BT30-ER16-606028ER160.5BT30-ER16-10010028ER160.7BT30-ER20-606034ER200.55BT30-ER20-10010034ER200.8BT30-ER25-606042ER250.6BT30-ER32-606050ER320.65BT30-ER40-707063ER400.9BT40-ER11-707019ER111.0BT40-ER11-10010019ER111.1BT40-ER16-707028ER161.1BT40-ER16-10010028ER161.2BT40-ER16-15015028ER161.0BT40-ER20-707034ER201.2BT40-ER20-10010034ER201.4BT40-ER20-13513534ER201.6BT40-ER20-15015034ER201.7BT40-ER25-707042ER251.2BT40-ER25-10010042ER251.45BT40-ER25-15015042ER251.9BT40-ER32-707050ER321.3BT40-ER32-10010050ER321.5BT40-ER32-15015050ER322.0BT40-ER40-808063ER401.55BT40-ER50-909078ER501.8BT50-ER16-10010028ER163.8BT50-ER16-15015028ER164.0BT50-ER16-20020028ER164.3BT50-ER20-10010034ER203.9BT50-ER20-15015034ER204.2BT50-ER20-20020034ER204.5BT50-ER25-10010042ER254.0BT50-ER25-15015042ER254.5BT50-ER25-20020042ER254.9BT50-ER32-10010050ER324.3BT50-ER32-15015050ER325.3BT50-ER32-20020050ER326.0BT50-ER40-10010063ER404.4BT50-ER40-15015063ER405.5BT50-ER40-20020063ER406.2BT50-ER50-10010078Er504.9BT50-ER50-15015078ER506.0Brief introductionBT ER Collet Chuck Holder,High Precision BT Clamping TOOL HOLDER ,Mechanical spindle and cutting tools and other accessories.High Precision BT shank Tool Holder ,balanced G6.3 or G2.5 For choose,With DIN6499 collet chuck can be straight shank cutter clamping various sizesBT Tool Holders for mechanical spindle and cutting tool and other accessory tool connection. Is a simple, popular spindle shank connection standard, mainly BT30 BT40 BT50... Etc.. Mold industry, and high-speed engraving machine, used more.SpecificationsProduct Name: BT40-ER shankProduct model: BT30/40/50-ERMaterial: high quality chromium titanium alloyTaper shank: tolerance level < AT3Hard: 56-58 HRCCarburizing depth: 0.8mm 0.2mmMaximum beat: <0.005mm=5umSurface roughness: Ra<0.005mmBT ER Spring Collet Chuck System, Cnc Machine Tool Accessories ER Collet Chuck, BT Milling Collet Chuck, BT Collet Chuck.Collet jaws of elastic deformation of the workpiece or tool centering and clamping of machine tool accessories. Hole collet spindle is usually fitted to use.Products advantages1. higher system accuracy.2. higher system stiffness.3. better dynamic balance.4. General purpose high speed, high precision machining, cutting effect is good.5. The unique design of nut: high speed cutting, reduce drag and cutting noise and improve work efficiency,Balance for G2.5 30000rpm. G6.3 12000rpm.