Dremel 1/8-inch Core Diamond Drill Bits Set Accessory (1-Pack)

DEWALT 3/4-inch Diamond Drill Bit

DEWALT Diamond Tile Bits provide a quick, clean way to precisely drill through the densest, most-abrasive tiles, including glazed ceramic and rock-hard porcelain (both solid-body and glazed). The bits feature an ultra-durable welded-diamond tip, which easily outperforms and outlasts conventional masonry bits. Reverse spiral threads permit continuous water cooling, so you can run the bits at higher speeds without fear of overheating. There's even a core-ejection slot that removes a plug of waste material, which is ideal for repetitive hole-boring jobs.

Dremel 1/8-inch Carbide Cutter Rotary Tool Accessory for Steel, Iron, Ceramics, Plastics and Hard Wood

Dremels highly-durable tungsten carbide carving bits can be used for more aggressive applications to shape, smooth, or grind hard materials such as metals, hardened steel, fire ceramics, cast iron, plastics, and hardwoods. The versatile 1/8 -inch (3.2mm) diameter carving bit is made of tungsten carbide. For use with all Dremel high-speed rotary tools, the accessories work well for projects like metal or glass engraving, stone carving, or removing flash from castings. The ball nose of the carving bit allows for deep removal or to hollow out material. Use the sides to cut flat areas or round edges. The tip makes round-bottom slots and grooves and can be used for rounded side cuts.

Dremel 7/8-inch Rotary Tool Bits Diamond Wheel Accessory for Marble, Concrete, Brick, Porcelain, Ceramics

Great for cutting, sawing and carving of hard materials such as marble, concrete, brick, porcelain, ceramics, hard epoxy, soft and hard wood.

Tapcon 5/32-inch x 3-1/2-inch Carbide Tipped Concrete Drill Bits - 1 Pack

Great for high-speed rotary and hammer drilling in concrete, brick and stone, this bit is specially designed for Tapcon anchors and tools. A flat shank fits Tapcon installation tools for superior grip and no slippage in the chuck. Specially designed for Tapcon anchors, the bit drills just the right hole for the Tapcon concrete screw and a snug fit.