Wide Application When you are building/remodeling a bathroom or kitchen like installing shower or install the faucet and handles in bathroom, you will need to drill holes through Porcelain tiles without cracking, so you could use our diamond tip drill bit to make those holes very precise. ✔Wide Application --Diamond core bits are worked great for dry drilling holes through porcelain tile, ceramics, bathroom tile,marble granite,stone,masonry, brick with ease,Using water could prolong the lifetime. Wide Application When you are building/remodeling a bathroom or kitchen like installing shower or install the faucet and handles in bathroom, you will need to drill holes through Porcelain tiles without cracking, so you could use our diamond tip drill bit to make those holes very precise. ✔Wide Application --Diamond core bits are worked great for dry drilling holes through porcelain tile, ceramics, bathroom tile,marble granite,stone,masonry, brick with ease,Using water could prolong the lifetime. SIZE：1/4" 3/8" 4/5" 1-3/8" 2" 2-1/2" Diamond Hole Saw Kit&2“diamond chamfer bit&10mm diamond finger bit&adapter Add Wax Lubricant Inside ✔ Size - 1/4"-6", diamond height 10mm, total length 60mm, tile drill bit 5/8-11 thread ✔ Small size drill bits are filled with dense cooling wax to cool diamond bits Vacuum Brazed Technology ✔Using vacuum brazed technology ,which increases resistance to temperature and friction,to make the diamond particles better attach to the core steel ✔ It can be wet or dry use High Quality Diamond Grit √ With high grade diamond grit for improved durability in tough applications. √ Which could not only provide fast and smooth drilling, but also ensure longer workable life With 5/8-11 thread √ Machine --angle grinder (direct connection) or electric drill (with adapter ) √ High-quality core steel body helps to be more efficient and durable, not easy to deform tile hole saw kit 1 tile hole saw kit 2 tile hole saw kit 3 tile hole saw kit 4 tile hole saw kit 5 tile hole saw kit 6 Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.4 out of 5 stars 83 4.4 out of 5 stars 83 5.0 out of 5 stars 2 4.1 out of 5 stars 13 4.6 out of 5 stars 37 4.4 out of 5 stars 83 Price $119.99$119.99 $98.99$98.99 $93.49$93.49 $39.09$39.09 $59.49$59.49 $109.99$109.99 Shank Type 5/8 thread Triangle shank 5/8 thread 5/8 thread 5/8 thread Triangle shank Diamond Core Drill Bit Diamond Core Drill Bit Diamond Core Drill Bit Diamond Drill Bit Quick Change Diamond Drill Bit High Qualityck Change High qu Diamond Drill Bit Hex Shank Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.6 out of 5 stars 186 4.4 out of 5 stars 145 4.6 out of 5 stars 714 4.5 out of 5 stars 196 4.4 out of 5 stars 219 4.3 out of 5 stars 67 Price $22.99$22.99 $37.99$37.99 $14.99$14.99 $19.99$19.99 $19.99$19.99 $20.99$20.99 Shank Type 5/8 thread 5/8 thread Triangle Shank Quick Change Hex Shank Quick Change Hex Shank High Quality Hex Shank High Quality