... resistance 3:Non-magnetic non-toxic 4:At the same time with memory sex gr5 titanium bar 1. Material: Gr1,Gr2,Gr3 ... :D type rod, square rod, six arrises bar, polished rod, titanium alloy forged bar, rolled bars, medical rod, high precision ... titanium rod, pure titanium rod ,etcSurface: forging, rolling, polished,5.Surface: forging, rolling, polished ...