1. The adjustable gland nut wrench is an excellent product that has been proven to dismantle hydraulic cylinders used in a wide variety of heavy/light equipment. No more risk of hurting your hands by smashing stubborn gland nuts. Allows you to removeall hydraulic cylinders on your equipment/box/vehicle to replace a few static tools that can only be installed once.2. Large adjustable gland nut wrench provides a custom fit for 2 to 6 diameter gland nuts, reversible to fit 1/4 and 5/16 diameterpin holes, and 3/4 diameter pin holes for easy use with square drives use. 3. Small adjustable gland nut wrench, customizable to fit 1 to 3-3/4 diameter gland nuts, flips to fit 1/4 and 7/32 diameter pin holes, easy to use ratchet with 1/2 driver.Packageincludes: 1 large adjustable compression nut wrench and 1 small adjustable compression nut wrench.notes:1. Please allow 1-2cm error due to manual measurement, please make sure you don't mind before ordering.2. Due to the difference of different monitors,the picture may not reflect the actual color of the item.