About this item

• 【Glass Drill Bit】These diamond drill bits are made of industrial grade carbon steel with nickel-plated coated body to resist corrosion. Fine workmanship and super wear-resistant, sharp
• 【High Quality Drill】Each hole is treated with smooth and accurate surface treatment,and the top oh the hole is thickened to achieve excellent cutting strength
• 【Tile Hole Saw 15 Sizes】 6/ 8/ 10/ 12/ 14/ 16/ 18/ 20/ 22/ 25/ 26/ 28/ 30/ 40/ 50 mm，to meet various demands
• 【Wide Usage】Used on Drill Glass,Wood,Tile Bottles,Blocks Jars, Ceramic,Slate Mable, Granite Light Stone, and other hard surfaces
• 【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.

• Description

  15 PCS a set diamond drill bits, hole saw core drill style bit. More than 20 years of experience in the production of glass drill bits, combining advanced technology and scientific achievements, performance.Fine workmanship and super wear-resistant, sharp

  Operation

  Start the hole diagonally, make a round braid and then hold drill straight.Water is required for lubrication when drilling

• Tile Hole Saw15 Sizes

  6/ 8/ 10/ 12/ 14/ 16/ 18/ 20/ 22/ 25/ 26/ 28/ 30/ 40/ 50 mm

  SPEED KILLS

  This tile hole saw are made of industrial grade carbon steel with nickel-plated coated body that resist corrosion.Reduced drill speeds, low drill pressure and increased use of water lubrication will extend drill bit life considerably