Tap Bolts Zinc - All Sizes - 50 Per Box - A307
Hex Tap Bolts are manufactured from low carbon steel. Meet our exceed ASTM A307 Grade A. All material is manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. Typical hardness will range from HRB 69-100 and tensile strength will meet a minimum 60,000 psi.