Non-Mortise Hinge Set. Satin Nickel Finish. Set of two 3 1/2" length hinges with ... ,carbonitriding and so on. Surface Treatment:Include plating of Ni,Cr3+,Zn-Ni,Dacromet,No chrome dacromet,silver-Plated,tin,Gold-plated ... injection processing, the maximum capacity 5000g Fastec 3 Leaf Satin Nickel Interior Door Hinge