Specification Brand : CK Worldwide BulletPoint1 : Premium ceramic cup (Alumina) 10N series for regular setup in TIG welding torch 17, 18 and 26 series. BulletPoint2 : Work with 10N-series regular collet body. TIG torch amperage 150A - 350A air-cooled and water cooled. BulletPoint3 : Cup orifice (ID) and part number/size: 3/4" (10N44/#12), 5/8" (10N45/#10), 1/2" (10N46/#8), 7/16" (10N47/#7), 3/8" (10N48/#6), 5/16" (10N49/#5) and 1/4" (10N50/#4). BulletPoint4 : 5-pcs cups per package for 10N44, 10N45, 10N46, 10N47, 10N48, 10N49 and 10N50. Refer to your TIG welding torch user manual for selection of cups and other torch consumables. BulletPoint5 : U.S.-based welding and hardware supplier. Strong technical support with experienced customer service to address buyer's any question. ExternallyAssignedProductIdentifier1 : 0720340000477 ExternallyAssignedProductIdentifier2 : 720340000477 ItemName : CK 01-0009 Head Adjustment Stem & O-Ring for Flexor Torch Heads ItemPackageDimensions_Height : 0.7 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : tig-welding-equipment Manufacturer : CK Worldwide Material : Alumina PartNumber : 01-0009 ProductDescription : CK Worldwide adjustment stem and o-ring for Flex Loc torches. Package of 1 ProductSiteLaunchDate : 2014-09-27T15:29:16.645Z Size : 10N47 (#7), 5-pk UnitCount : 1