Anti-slip nail we are the biggest manufacture for carbide nail a good wear resistance and good RS value. ... , shoes, horses, buses, trucks, etc. All of our materials for the carbide pins are made by our own Carbide Powder Plant, so you ... *5.2 Φ2.4/Φ2.08*5.8 Carbide studbodies for the tyre stud, spike, shoes, horses, buses, trucks, etc ...