When deciding which fasteners would be best to use for a project, there are several ways to decode their grade. All fasteners come with specific markings to help determine material, make, and grade. Some small size fasteners will not be graded with a specified strength, but larger size fasteners and specialized fasteners are meant to meet specific strength requirements. When replacing a graded fastener, use a replacement the same grade or higher. Recognizing Bolts By […]

A fastener drive is a set of shaped cavities and protrusions on the fastener head that allow for the use of a mating tool, such as a screwdriver, to apply torque. Understanding a drive’s purpose and the differences between drives will help you decide which style you should choose for your specific project. Slot This drive has a single horizontal indentation in the fastener head and is driven by a “common blade” or flat-bladed screwdriver.  […]