Alternative to 1266 & 7463. For use on hydraulic cylinders with nuts from 2 inch to 6 inch (51mm to 152mm) and 1 inch to 3-3/4 inch (25mm to 95mm). 1266 reversible to fit 1/4 inch and 5/16 inch diameter pin holes. 7463 reversible to fit 1/4 inch and 7/32 inch diameter pin holes. Both manufactured from quality steel. Corrosion-resistant and durable steel construction with excellent anti-wear properties. Specially designed to fit hydraulic cylinders on most farm and construction equipment. Repair tool for backhoe and other heavy equipment, farm machines, and hydraulic machinery. Features a 3/4 inch square drive to handle tough gland nuts. 1266 Adjustable Gland Nut Wrench WORKS ON Adjustable, 2 to 6 inch (pin to pin) capacity. Gland nut wrench fits hydraulic cylinder gland nuts on most farm and construction equipment. Reversible pins sized at 1/4 inch and 5/16 inch to accommodate most applications. Features a 1/2 inch square drive for tough gland nuts. 7463 Small Universal Gland Wrench WORKS ON Adjustable gland nut wrench Fits hydraulic cylinders on vehicles with gland nuts from 1 inch to 3-3/4 inches in diameter. Reversible pins to fit 1/4 inch or 7/32 inch diameter pin holes. Color: black Material: carbon steel Package Contents: 1 x Adjustable Gland Nut Wrench set Only the above package content included; other products not included. Note: Light and display differences may cause slight color variation between image and actual item. Measurement may vary by +/- 1-3 cm.