10pcs 5mm Quality Metal Drilling Drill Bits.

High-quality material: Made of high-quality metal material, strong and durable.Anti-slip triangle shank: The drill bit adopts a triangle shank design to keep it firm and stable in the electric drill.High quality: exquisite craftsmanship, fine workmanship, and great texture.Wide range of applications: suitable for drilling most materials, such as tiles, concrete, bricks, glass, plastics and wood, etc.Multiple sizes: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, a variety of sizes are available to meet your different needs.cutting tools used to remove material to create holes, almost always of circular cross-section. Drills come in many sizes and shapes and can create different kinds of holes in many different materials. In order to create holes drill bits are usually attached to a drill, which powers them to cut through the workpiece, typically by rotation