Steel drill bit coated with gold-coloured titanium nitride. Steel drill bit coated with gold-coloured titanium nitride.
Two steel drill bits coated with gold-coloured titanium nitride. Two steel drill bits coated with gold-coloured titanium nitride.
Steel drill bit coated with gold-coloured titanium nitride. Steel drill bit coated with gold-coloured titanium nitride.
Gear selector shaft from Formula One car, titanium coated with titanium nitride, made and presented by McLaren International, 1996 Gear selector shaft from Formula One car 1996