One way (hard closing), closed end, two holes installtion, inset Features:1) Guaranteed to open and close 50,000 times 2) Material: cold-rolled steel3) Antirust protective layer4) Opening angle: 110 degrees5) Hard closing (one way), Slide-on, slip resistant6) With height and side adjustment functions7) Full overlay, half overlay, inset models available8) Optional dowel and Euro screw available9) ...