Specification Brand : RedLine Tools BulletPoint1 : Made in USA BulletPoint2 : .5312 Shank Diameter BulletPoint3 : 3.1250 Flute Length BulletPoint4 : 6.2500 Overall Length ItemName : RedLine Tools - .5312 Straight Shank - Straight Flute High-Speed Steel Reamer, 8 Flutes, 3.1250 Flute Length, 6.2500 OAL.5312 Shank Dia. - RR61829 ItemTypeKeyword : hand-threading-taps Manufacturer : RedLine Tools Material : high speed steel MeasurementSystem : Inch PartNumber : RR61829 ProductDescription : RedLine’s selection of cobalt, High-Speed Steel (HSS), and carbide reamers are proudly made in the USA. This wide selection is designed to provide you with the perfect tool for a wide variety of applications. RedLine reamers are capable of working in a wide range of materials for steel, stainless steel, high temp alloy or non-ferrous materials. ProductSiteLaunchDate : 2017-03-13T15:43:34.725Z