wheel lock bolt 1.material:mild steel,45#steel,40Cr ... ,phosphated 3.size:M12-M32 4.grade:8.8, wheel bolt, high strength wheel hub bolt, wheel bolt, tyre boltCertificate: ISO9001:2000High quality strengthen: Grade 8. ... box fastened with palletSatisfactory services:We can produce wheel bolts as per your drawing and/samples.We ... questions, please feel free to contact me. High quality wheel lock bolt