Core Drill Bit, Dry Wet Core Drill Bit, 2.5in Tile Drill Bits Hole Saw Core Drill Bit 5811Thread? Core Bit for, Masonry Core Drill Bits - GaRcan, CZJ-YL1190958

• [Wet and Dry Drilling] The core drill bit is available for both dry and wet drilling, meet your different job needs, a small amount of water can extend the lifespan. [Premium Material] This core drill bit is composed of premium alloy steel components and excellent abrasive grains with the length of 9.5in, ensures longer core life. [Wide Application] This core drill bit can be used to drill concrete, red brick, marble and other materials when installing air conditioner, plumbing, stair railing, etc. [High Performance] The core drill bit is fine made, can provide efficient and smoothly working performance, with good stability, easy to install and operate. [5/811 Thread] With 5/811 universal thread, this core bit is applicable for various devices, which can be easily and quickly assembled to a standard fixed or hand held drill machine.