LATERN 10Pcs Tungsten Carbide Masonry Drill Bit Set for Metal Steel Porcelain
Manufacturer LATERN. [4 Size] Masonry drill bit with 4 different sizes, 4x 6mm(1/4"), 2x 8mm(5/16"), 2x 10mm(3/8"), 2x 12mm(1/2"), various sizes for different use. Shank type 3-Flat. Shank: Triangle shank.