types of screw heads shapes - An Overview
Generally perplexed with a hex bolt, Nonetheless they’re not exactly the same. A hex bolt uses a nut, though a hex head cap screw is put in within a tapped gap. Basic change the head to tighten. They’re available with or without a slotted push.Slotted and flat push heads are used on apps that do not have to have as much torque as tools can cert