- Universal Camshaft Pulley Holding Wrench - Function: Secures the camshaft pulley during the loosening and tightening of cam sprocket center bolts. - Features: Equipped with four sets of groove pins (7mm, 10mm, 14mm, 16mm) and adjustable swivel jaws for versatile application on both sides. - Capacity: Fits pulleys with diameters ranging from 40mm to 140mm (1-1/2" to 8-5/8"). - Compatibility: Ideal for overhead cam (O.H.C.) engines across various vehicle models.