HAKKIN 10pcs Masonry Drill Bit Set Specification Color : Blue & silver Material : Carbide Package included : 10 Pcs with Storage box Product Feature : The surface of the drill bit is made of hard alloy and rust-proof material, so it has a longer service life, Plus higher hardness and more wear-resistant than ordinary drills. The shape of the product is designed to efficiently remove chips, speed up the drilling, and efficiently complete the task.and 3-flats shank allows drill bit easy plug and to be held tightly. The multi-material drill bit can be used for glass, ceramic tile, cement wall, plastic iron, wood, etc. When drilling hard materials (glass, tile, marble or granite), please lubricate with water. How to Install Multi Material Drill Bit: Step One -- Unscrew the drill chuck and put the triangular handle into the drill bit. Step Two -- Tighten the triangle drill with a tightener and install the multi material drill bit. Step Three -- when drilling holes in high hardness materials.Use WATER for lubrication. Step Four -- Try to keep the drill vertical when drilling. Note : Universal handle for electric drills and bench drills, but NOT fit for impact drills. Keep the product out of the reach of children to avoid accidental injury.

• High Quality Tungsten Carbide - Multi-masonry drill bits are made of high-quality tungsten carbide. It has a variety of properties such as durability, rust resistance and excellent abrasion resistance, remain sharp for a long time that make the drilling much more easier, less effort and work with a minimum of pressure.
• Ergonomics Design - Anti-skid triangle handle head design is firm in operation, and the flashlight griping does not slip. Special U groove drill design speeds up chip removal, improves work efficiency and saves time and effort. A spear-pointed tip design gives this product greater precision and piercing power. Like a hot knife thru butter!

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