High quality metal bag clasp 1.High qulaity 2.RoHS authentication 3. ... Steel,Stainless steelProcess: Sand casting, Gravity casting, high pressure die casting, low pressure die casting ... castingPrecision machining: CNC turning, milling, drilling, grinding, cutting, reaming and threadingFinished: Polishing, sand blasting, heat treatment ... Protection OEM & ODM are welcome ! High quality metal bag clasp