Impekk’s 270 degree institutional hinges come standard with Hospital tips and knurled non-removable pins. Made to meet ANSI/BHMA standards for commercial applications. Designed for 32 mm inline boring systems for easy installation. All mounting holes are made for # 8 flathead screws. Our hinges for 5/8” or 3/4” panels come in a variety of finishes to meet your project needs. A favorite of the hospitality and GSA market worldwide.