Made of Stainless Steel.Widely used in hardware, molds, and the occasion of the mechanical transmission. Product Name: Round Rod Size: 500 x 3mm / 19.8inch x 0.12inch (L*D) Material: Stainless Steel Color: Silver Tone Net Weight: 130g Package Contents: 5 x Round Rod Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.