150 Pcs 3.9x13 mm Fixed Flower Pin High Quality

High Quality 4.2x13mm Flat Flower Plaque Thread Bolt 150pcs

About this item Chiphead self drilling screws are a useful piece of equipment for many types of work, such as those using roofing materials, sheet metal and wood. It is a self-drilling thread head style, which means it is specially designed with drill points that bite through metal. This eliminates the time and effort spent drilling an extra pilot hole. Carbon Steel Head Type: Wafer, Gear Head Diameter: 3.9 mm Length: 13 mm Count 150 Pieces Thread: Full Thread, Partial Thread Point: Drilled or Sharp Drive: Philips, Pozi, Socket, Hex, Square, Slotted, Built-in High Light: Self-Drilling Fasteners, Self-Tapping Screws for Metal