A round head bolt with a square neck under the head and a unified thread pitch. Designed to keep the bolt from turning when a nut is being tightened. The short neck variety is used in sheet metal where a standard sized neck would create an obstruction.  GRADE: SS 304 GRADE SS 316 HIGH TENSILE Gr. 8.8 / Gr. 10.9 MILD STEEL Gr. 4.6 / Gr.

A round head bolt with a square neck under the head and a unified thread pitch. Designed to keep the bolt from turning when a nut is being tightened. The short neck variety is used in sheet metal where a standard sized neck would create an obstruction.  GRADE: SS 304 GRADE SS 316 HIGH TENSILE Gr. 8.8 / Gr. 10.9 MILD STEEL Gr. 4.6 / Gr.