Specification Brand : OnlineMetals BulletPoint1 : 8620 steel offers good strength, high case toughness, and the addition of nickel gives it good fatigue resistance and torsional strength as well. BulletPoint2 : 0.5" Diameter, 24" Length BulletPoint3 : 8620 is typically used in gears, cranks, shafting, axles, bushings, heavy duty pins, bolting, springs, hand tools, gears, and many other machinery parts. BulletPoint4 : Meets ASTM-A108 BulletPoint5 : [Application]: These round steel rods are suitable for gear shafts, motor shafts, short support shafts, shaft pocket models, miniature axle, and can be applied for various shaft DIY model planes, model ships, model cars, and more. GradeRating : 8620 ItemForm : Rod ItemName : OnlineMetals 8620 Alloy Steel Round Bar, Unpolished (Mill) Finish, Cold Finish, ASTM A108, 0.5" Diameter, 24" Length ItemPackageDimensions_Height : 1.27 centimeters ItemPackageDimensions_Length : 60.96 centimeters ItemPackageDimensions_Width : 1.27 centimeters ItemPackageQuantity : 1 ItemShape : Round Rod ItemTypeKeyword : steel-rods Manufacturer : OnlineMetals Material : Alloy Steel 8620 MeasurementSystem : Metric ModelNumber : 117891 NumberOfItems : 1 PartNumber : 15006 ProductDescription : Features: Round bars are easy to cut and can be cut to your own needs and formed into any size you want. Can be drilled, cut, heated, and shaped. The round bar has a smooth surface, and the steel has good hardness, is easy to shape without cracks. Round steel bars are sturdy and durable. It is widely used for processing top circle, end face, bore, thread, plane, step, groove. Suitable for copper, aluminum, unhardened steel items. These round steel rods are suitable for gear shafts, motor shafts, short support shafts, shaft pocket models, miniature axle, and can be applied for various shaft DIY model planes, model ships, model cars, and more.