Specification Brand : Heywood BulletPoint1 : Supplied with a certificate of accuracy traceable to National Institute of Standards and Technology (NIST) BulletPoint2 : Go (+) gage for measuring the lower limit of a hole BulletPoint3 : Available in a range of sizes from .0040” to 1.0005” BulletPoint4 : Made from tool steel 60/64 Rockwell c scale (Rc) cold stabilized for durability BulletPoint5 : Class ZZ (tolerance of .0002”) for longer wear ExternallyAssignedProductIdentifier1 : 662631030506 ExternallyAssignedProductIdentifier2 : 0662631030506 ExternallyAssignedProductIdentifier3 : 00662631030506 ItemDiameterTolerance : 0.0002 inches ItemName : Vermont Gage 111305050 Steel Go Plug Gage, Tolerance Class ZZ, 0.0505" Gage Diameter ItemPackageDimensions_Height : 0.254 centimeters ItemPackageDimensions_Length : 5.08 centimeters ItemPackageDimensions_Width : 0.254 centimeters ItemPackageQuantity : 1 ItemShape : Cylinder ItemTypeKeyword : hardware-pin-gauges Manufacturer : Vermont Gage Material : tool_steel ModelNumber : 111305050 NumberOfItems : 1 PartNumber : 111305050 ProductSiteLaunchDate : 2004-11-09T05:00:01-00:00 Style : Class ZZ UnitCount : 1