Viti a testa esagonale 1"-8 x 7" | Acciaio grado 8 zincato | Filettatura parziale (25/Confezione)

The hex on these is nice and crisp, so my heavy-duty socket grabbed them without slipping or rounding. Used a dozen to reassemble a press frame, and the partial threads made alignment way easier than full-threaded bolts would have.

Pulled these out of the package and the threads are clean, no burrs or rough spots—they seated perfectly with a socket. The partial threading gives just the right grip for bolting down heavy equipment without fighting the full length.

The zinc coating is holding up well on these, but what really sold me was the hex head profile—my socket wrench grabs it perfectly even after a few heavy torque sessions. For 25 pieces at this grade, the partial threading is exactly what I needed for my equipment jig, and they seat flush without any