Diamond Drill Bit Set Hole 15PCS 10PCS Hole Saw Set for Tiles Glass Marble Granite Stone Ceramic Marble Bottles DIY (15, Silver)

Tile Hole Saw Diamond Drill Bits 6-50mm Glass Tile Hollow Core Extractor Remover Tools for Glass, Ceramics, Porcelain, Ceramic tile
Diamond Drill Bits, are also know as Diamond Core Drill Bits, Diamond Hole Saws or Bonded Diamond Drill Bits. They are often called Glass Drill or Tile Drill, but they are much more versatile since they are used to drill glass, ceramics, porcelain, ceramic tile, porcelain tile, limestone, slate, marble, granite, light stone, and fiberglass.
Main Features:
Removes a complete circle glass, tiles, marble, granite, ceramic or other material and only needs water for lubrication
Can be used with a standard electric drill (not included)
Easy to use, high quality, good performance, long life
Excellent for making clean and accurate hole on glass, tile and marble
【Attention】
Please keep adding water when the diamond drill bits are working on the glass or ceramics.low drill pressure and increased use of water lubrication will extend drill bit life
How to use a hand drill to drill holes in the glass/tile/stone?
Step 1. The bit on the glass/tile/stone 45 degree, open a half-moon notch on it
Step 2. Slowly up the bit to 60 degrees, and then gently drill
Step 3. Reached 90 degrees, continue to drill
Step 4. Drill through the glass/tile/stone finally, the technique requires a “wobble” of the drill rather that steady pressure straight on

• 【High Quality Drill Hole Saw】Construction of high quality High-speed industrial grade carbon 45# steel for rust proof, not like other cheaper hole saw kit just use iron， much more durable and can offer a up to 50% longer life; great heat resistance.
• 【DURABLE AND SAFETY】Nickel-plated with a diamond dust coating offers superior performance and cutting strength.Extended service life.This diamond drill bits are high quality and good performance that excellent for making clean and accurate hole.
• 【Size】 Every hole saw use laser print size on it, can use easy. Size of these 15pcs hole saw: 6mm/0.24"，8mm/0.31",10mm/0.39",12mm/0.47",14mm/0.55", 16mm/0.63", 18mm/0.71", 20mm/0.79", 22mm/0.87", 25mm/0.98", 26mm/1.02", 28mm/1.10", 30mm/1.81", 40mm/1.57", 50mm/1.97",.
• 【WIDE APPLICATION】 Versatile cutter that can be used in a wide variety of applications; Ideal for Drill Glass,Wood,Tile Bottles,Blocks Jars, Ceramic,Slate Mable, Granite Light Stone, and other hard surfaces.
• 【TIP】Please keep adding water when the diamond drill bits are working on the glass or ceramics.low drill pressure and increased use of water lubrication can extend drill bit life. Warnings: Not for use on Concrete or for depths beyond about 1/2";.