Mechanism: brass mechanism Surface: good chrome plated Working pressure: 10Kgs, tested by each Spout: brass S type spout High quality accessories Easy installation 1: we not only have installation work shop like most other factories .but also from mould design.making. body making .machine .polishing .installation etc by ourself. better to control the cost and make the quality steady . 2: good raw materail to use .no matter zinc chrome plated or brass one .we have the ability to refine 58# 59# #60 #62 grade brass . each finished product must pass strict test .such as water leak .pressure .air etc. 3: we also sell our mold.brass or zinc body to other factory . with good quality and pretty competitive price. 4: two workshops .one is for brass the other is for zinc to ensure quality purity Should you have any questions, pls do not hesitate to contact me. FREE SAMPLES will be sent for your evaluation!