1.Stainless Steel Handle casted,steel castings 2.precision casting 3.Quality control: According to ISO ... steel ,brass and aluminum ,according to DIN ,EN, ASTM, BS,JCSI.3. Piece numbers: small, medium and large series.4. Process: cast ... -ray,metallograph.7. Quality control: According to ISO 9001 2001 Stainless Steel Handle casted,steel castings