Invisible hinges and Barrel Hinges are most commonly used in desks where the lid folds back, such as on spinnet desks and pianos.
Brass Cylinder Hinges also referred to as Brass Barrel Hinges are used for flush inset applications such as inset doors and drop leaf tables. Produced with heavy gauge brass plated steel linkage, hinge opens to 180 degrees. Easy to install, simply drill hole the exact diameter of the cylinder hinge, insert the hinge and adjust the wedge-tightening screw. Once installed hinges provide an invisible appearance