Specification Brand : UTZIKO BulletPoint1 : Conduit Hole Size: 3-1/2" Conduit Fitting Size: 3-1/2" Actual Hole Size: 4.04" BulletPoint2 : Dies have laser engraved alignment marks for easy and precise positioning. BulletPoint3 : STANDARD THREAD - Fits Draw Stud Size: 3/4"-16UN BulletPoint4 : Punching Thickness Capacity: 1/8" (10 ga) Steel, 1/16" Stainless Steel BulletPoint5 : They are designed to punch holes in various materials, including steel, stainless steel, brass, copper, aluminum (soft alloys only, not for use with 6061, 7075, and other super alloys), fiberglass, plastic, and more. BulletPoint6 : Compatibility - works with all Greenlee knockouts. Same draw studs used with Intelli-PUNCH, LS50L2 and 746A ram BulletPoint7 : Punches, Dies, draw studs and case made in the USA. Driver manufactured in the USA from US and global components. Color : Black ExternallyAssignedProductIdentifier1 : 783310311201 ExternallyAssignedProductIdentifier2 : 0783310311201 ExternallyAssignedProductIdentifier3 : 00783310311201 GpsrSafetyAttestation : 1 HoleCount : 1 IncludedComponents : Tools & Accessories ItemName : UTZIKO 3-1/2" Conduit Punch and Die for Hydraulic Knockout Driver - 4.04" Actual Hole Size… ItemPackageDimensions_Height : 16.9926 centimeters ItemPackageDimensions_Length : 6.9088 centimeters ItemPackageDimensions_Width : 15.5956 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hand-tool-knockout-punches Manufacturer : UTZIKO Material : Alloy steel punches and dies Material1 : Tool Steel Material2 : Stainless Steel Material3 : Alloy Steel ModelNumber : UT-2J-3-1/2" NumberOfItems : 1 OperationMode : Hydraulic PartNumber : UT-2J-3-1/2" ProductDescription : The punch and die are made of hardened tool steel with a black oxide finish, providing durability and corrosion resistance. They are designed to punch holes in various materials, including steel, stainless steel, brass, copper, aluminum (soft alloys only, not for use with 6061, 7075, and other super alloys), fiberglass, plastic, and more. ProductSiteLaunchDate : 2023-04-10T00:18:03.079Z SheetCount : 20 Size : 20.4 mm Style : (Conduit Hole Size) 3-1/2" SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 27112845