Specification Brand : Bessey BulletPoint : 1pc ER Extension Rod C8 C10 C12 C16 C20 C25 C32 C40 ER8 ER11 ER16 ER20 ER25 ER32 ER Collet Chuck CNC Milling Lengthen Turning Tool BulletPoint1 : Rugged drop forged, heat-treated steel frame designed for heavy-duty industrial and construction applications and fabrication projects BulletPoint2 : Square head on the spindle can be used with wrenches and power tools to gain maximum torque BulletPoint3 : Fully closing design provides a solid hold BulletPoint4 : Item Package Dimension: 8.0" L x 2.0" W x 10.0" H BulletPoint5 : Made in USA Color : Gray,black ExternallyAssignedProductIdentifier : 5000575294021 ExternallyAssignedProductIdentifier1 : 788502020763 ExternallyAssignedProductIdentifier2 : 0788502020763 IncludedComponents : Spring Collet ItemName : Bessey Tools HS Series Heavy-Service C-Clamp - 4in. Model Number B-HS4 ItemPackageDimensions_Height : 16.6 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 14.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : c-clamps Manufacturer : Bessey Material : Alloy Steel ModelName : SRCGG ModelNumber : 33920 NumberOfItems : 1 PartNumber : B-HS 4 ProductDescription : This 4in. Bessey Tools Heavy-Duty C-Clamp is designed with a heavy-duty drop forged steel frame that can stand up to the heaviest industrial applications. The square spindle head is ideal for increased torque in extreme clamping situations. 0 to 4 1/2in. clamping capacity; 2 3/4in. throat depth; 20,000-lb. clamping force. ProductSiteLaunchDate : 2011-06-23T19:21:32.694Z Size : 8 inches Style : Industrial SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1