A2 Stainless Countersunk Security Bolt+ Nut Torx Anti Tamper Vandal Proof Screws

Material: 304 (A2) Stainless Steel. Two-piece set: Bolt + Nut. Thread Pitch:M3(0.5mm) /M4(0.7mm) / M5(0.8mm) / M6(1mm). Total Length:4mm~50mm(including head length).

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