SKF HN21 - 22 Hook Type Lock Nut Spanner 135 - 145mm

SKF HN Series Lock Spanners: Ensure the correct tightening torques are applied when tightening or undoing taper bore bearings on adaptor or withdrawal sleeves.
Benefits: Correct tightening torques achieved, radial clearances in the bearing are maintained, Over or under tightening can damage the bearing or reduce its service life dramatically, correct tools assure operator safety