SET2 :1 x 304 Stainless Steel Tube+ 1 x Threaded Rod Product Name : Threaded Rod;Length : 320mm / 12.6 inch (12 3/5 inch) Thread : M8(8mm / 5/16 inch);Material : Stainless Steel 304 Stainless steels with resist corrosion and oxidation, to resist high temperatures, easily clean. Made of Stainless Steel, 32cm length, M8 threaded and 2 shoulder nuts. Widely used in hardware, molds, and the occasion of the mechanical transmission. Specifications: Outer Diameter: (Approx.) 8mm Inner Diameter: (Approx.) 6mm Length: (Approx.)250mm Color: Silver Package included: 1 x 304 Stainless Steel Tube 1 x Threaded Rod Only the above package content, other products are not included. Note: Light shooting 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.