MATERIAL: STEEL LENGTH: 3/4" | 19 mm OUTER DIAMETER: 5/16" | 7 mm Hatco 05-08-01705-08-01705-08-017-0005.08.01705.08.01705.08.017.0005.08.017.005-08-0175-08-017-005.08.0175.08.017.00HAT05-08-017HATX05-08-017HT05-08-017HT05-08-017-00HT05.08.017HT05.08.017.00HT5-08-017HT5-08-017-00HT5.08.017HT5.08.017.00HTX05-08-017HTX05.08.017X05-08-017X05.08.017X05.08.017.00