1-1/2 HT Hex Bolt 3/8in UNC, BZP, supplied in a pack of 100.
Hex head bolts have a plain shank under the head and a threaded portion for the nut, giving a strong shear connection in structural joints. Used in steel fabrication, agricultural machinery, trailers and heavy brackets.
Fit with a matching nut and washer and tighten with a spanner or socket.