... different shapes of tungsten carbide pins, studs, nails for the tyre stud, spike, shoes, horses, buses, trucks, etc. All of our ... for the carbide pins are made by our own Carbide Powder Plant, so you could get the products with excellent quality & favorable ... Φ2.4/Φ2.08*5.8 Carbide studbodies for the tyre stud, spike, shoes, horses, buses, trucks, etc.