Specification Brand : Frymaster BulletPoint : Sold on Amazon BulletPoint1 : Basic Attributes: Head diameter D1: 0.740 inch, neck diameter D2: 0.490 inch, hole D3: 0.28 inch, pilot D4: 0.636 inch, head angle: 45°, machine taper size: CAT40, knob socket: RKW 40, shoulder to head L1: 0.440 inch, shoulder to end L2: 0.640 inch BulletPoint2 : High Quality Material: The pull stud is made of high quality alloy steel 20CrMnTi. After several heat treatments, it ensures the stability of the material, is not easy to rust and is durable BulletPoint3 : Conduct Heat And Crack Resistance Tests: Each of pull studs is heat treated to prevent crack lines and magnetic powder testing to ensure that each product meets the requirements BulletPoint4 : Precision Grinding: After the test procedure is complete, each pull stud is precisely ground to ensure better thread contact with the tool, greatly improving the fit accuracy and effectively reducing the chance of vibration BulletPoint5 : Application: Fits for Hurco, Mazak, Okuma, Fadal ConnectivityProtocol : X-10 ExternallyAssignedProductIdentifier1 : 0046843753284 ExternallyAssignedProductIdentifier2 : 046843753284 IncludedComponents : no InternationalProtectionRating : IP00 ItemName : Frymaster 8100433 VALVE KNOB1-1/4 D, OFF-PILOT-ON for Frymaster - Part# 8100433 (8100433) ItemPackageDimensions_Height : 13.4 centimeters ItemPackageDimensions_Length : 1.7 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : control-knobs Manufacturer : Frymaster Material : alloy steel ModelNumber : A444000020 NumberOfItems : 10 OperationMode : Manual PartNumber : 8100433 ProductDescription : dial, knob ProductSiteLaunchDate : 2015-08-26T22:52:54.333Z Style : Classic SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1