Capsa autofiletanta

When superior snap action and holding strength is needed, Durable is the fastener to use. Self-piercing, so no pre-punching is required, the Durable fastener's heavy-duty construction assures a firm grip that will remain secure through years of use.

The standard nominal lengths of screws are 3/8” (0.375) and 5/8” (0.625) measured from the tip of the screw to the underside of the stud head. Screw length is identified in 12th position of the DOT part number with the number 4 for a 3/8” screw or the number 7 for a 5/8” screw. For information on other screw lengths contact DOT directly.