... value. We produce different sizes and different shapes of tungsten carbide pins, studs, nails for the tyre stud, spike, shoes, horses, buses ... controlled within a very tight tolerance at +/-0.05mm. Samples and quotations will be given upon receipt of your enquiry.Grade ... Φ2.4/Φ2.08*5.8 Carbide studbodies for the tyre stud, spike, shoes, horses, buses, trucks, etc.