1.Stainless Steel Folding Anchor,marine anchor 2.Anchor specification :Any ... casting ,precision casting, lost wax casting ,soluble glass process complex shell process.2. Materials: stainless steel ... turning, milling, drilling, thread cutting.5. Surface treatment: glass rays electrolytic polishing, coating, varnishing, bromzing. Passivating, grinding, ... 2001 Stainless Steel Folding Anchor,marine anchor