... tolerance,best price 4.mould can lead 5.modern CNC processing 1.Features:1. Raw materials: from pure ... all burrs& sharp edges,ball blasting, sand blasting.;3.Machining: cutting,CNC machining, milling, drilling, griding,punching,screwing etc.;4.Finishing:mill ... Mold tooling R&D services 2. Production services 3. Secondary machining 4.Surface treatment (Tumbling, Polishing, Tapping, Sandblasting and so ...