Specification Brand : TOPINCN BulletPoint : 3pcs/lot S12-scacr09-l75, S12-scacl09-l75, S12-SCM cn09-l75 (with blade), high precision special cylinder expanding and boring tool holder.Handle diameter 12mm BulletPoint1 : Reliable Working: The cooling water in the milling cutter can directly cool the milling cutter during processing ensure the blade stability. BulletPoint2 : Firm in Clamping: Ensuring firm clamping with good elasticity, this spring collet will largely improve both working efficiency and performance. BulletPoint3 : Practical to Use: Widely used on the ER spindle of machining center, accuracy engraving machine and various engraving machines, very useful. BulletPoint4 : Fine Workmanship: Having been through fine grinding and quenching, the cemented carbide material is not easy to deform or crack, very reliable. BulletPoint5 : Great Durability: Comes with low temperature impact toughness, the spring collet chuck also has excellent durability for long term using. Color : Steel Color ExternallyAssignedProductIdentifier : 9586539100233 ExternallyAssignedProductIdentifier1 : 0658359667438 ExternallyAssignedProductIdentifier2 : 658359667438 FinishType : Finish IncludedComponents : S12-SCACR09-L75 ,S12-SCACL09-L75,S12-SCMCN09-L75 ItemName : Collet Chuck, Spring Collet Carbide Easy Installation High Accuracy ER32 for Engraving Machine (D=26mm) ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : slotting-mill-holders ItemTypeName : Slotting Mill Holders Manufacturer : TOPINCN ModelName : TOPINCN1w9cdinybu-12 ModelNumber : TOPINCN1w9cdinybu-12 NumberOfItems : 1 PartNumber : TOPINCN1w9cdinybu-12 ProductDescription : 1. Firm in Clamping: Ensuring firm clamping with good elasticity, this spring collet will largely improve both working efficiency and performance. 2. Practical to Use: Widely used on the ER spindle of machining center, accuracy engraving machine and various engraving machines, very useful. 3. Reliable Working: The cooling water in the milling cutter can directly cool the milling cutter during processing ensure the blade stability. 4. Fine Workmanship: Having been through fine grinding and quenching, the cemented carbide material is not easy to deform or crack, very reliable. 5. Great Durability: Comes with low temperature impact toughness, the spring collet chuck also has excellent durability for long term using.