High quality metal bag clasp 1.High qulaity 2.RoHS authentication 3.Factory directly price 4.Material: ... steelProcess: Sand casting, Gravity casting, high pressure die casting, low pressure die casting and CNC machining castingPrecision machining: CNC turning, milling, drilling, grinding ... , SGS, ISO Standard and Environment Protection OEM & ODM are welcome ! High quality metal bag clasp