Specification Brand : HHIP BulletPoint1 : Mount to your choice of back plate to use on a lathe BulletPoint2 : Can also be used as a fixture on a milling table BulletPoint3 : Concentricity is . 0016". BulletPoint4 : D1 is 80mm. ~ D is 55mm BulletPoint5 : L is 42mm BulletPoint6 : Supplied with a wrench. Color : Silver CompatibleDevices : Lathe CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 769053032115 ExternallyAssignedProductIdentifier2 : 0769053032115 ExternallyAssignedProductIdentifier3 : 00769053032115 IncludedComponents : 1 ItemName : HHIP 3901-5032 ER-32 Collet Chuck, 80 mm Diameter ItemPackageDimensions_Height : 18.2118 centimeters ItemPackageDimensions_Length : 9.906 centimeters ItemPackageDimensions_Width : 11.0998 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : workholding-collets LockType : tangential lever lock Manufacturer : HHIP Material : Stainless Steel Material1 : Stainless Steel Material2 : Spring Steel ModelName : 3901-5032 ModelNumber : 3901-5032 NumberOfItems : 1 PartNumber : 3901-5032 ProductDescription : TECHNIKS 1/4" SUPER PRECISION ER11 COLLET .0002 ACCURACY CNC CHUCK MILL ProductSiteLaunchDate : 2013-07-11T05:36:46.743Z Size : 80mm Dia Style : ER-32 Type SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1