Specification AgeRangeDescription : Kid Brand : CK Worldwide BulletPoint1 : Contains 1/16, 3/32, and 1/8 3 Series cups, Collets, Collet Bodies, Backcaps and Tungsten BulletPoint2 : For CK210, TL210, FL250, CK300, TL300, CK18, TL18, CK26, TL26 BulletPoint3 : All the consumables you need in one kit! BulletPoint4 : It is easy to carry in the pocket and it doesn't require much storage space. BulletPoint5 : U.S.-based welding and hardware supplier. Strong technical support with experienced customer service to address buyer's any question. Color : Silver EducationalObjective : Science ExternallyAssignedProductIdentifier1 : 720340036278 ExternallyAssignedProductIdentifier2 : 0720340036278 ExternallyAssignedProductIdentifier3 : 00720340036278 ItemDisplayDimensions_Height : 1 inches ItemDisplayDimensions_Length : 4.8 inches ItemDisplayDimensions_Width : 3.5 inches ItemDisplayWeight : 2.5 ounces ItemName : CK Worldwide AK-3 3 Series Accessory Kit ItemPackageDimensions_Height : 3.048 centimeters ItemPackageDimensions_Length : 18.288 centimeters ItemPackageDimensions_Width : 5.842 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : tig-welding-equipment Manufacturer : CK Worldwide Material : Alumina, Plastic, Brass, Tungsten ModelNumber : AK-3 NumberOfItems : 1 OperationMode : Manual PartNumber : AK-3 ProductDescription : Automatic weld size gauge For accurate calibration of butt and fillet type welds. Check reinforcement Check the throat of fillet weld To determine the leg size of the fillet weld