Meichoon Tile Drill Bits Set 3-12mm 7PCS, Tungsten Carbide Titanium Coated Ceramic Concrete Drilling Tool with Hex Shank for Glass Tile Ceramic Mirror Porcelain Marble DC04

• This set of drill bits has 7 sizes, 3/4/5/6/8/10/12mm, meeting your various needs. Made of tungsten carbide tip, will not get rust or erosion.
• Multi-function drill bit set, perfect for drilling in concrete tile brick wood plastic soft metal masonry and drilling fastener holes in bathroom tiles, or wall mirrors.
• Strong toughness and wear resistance, the triangle spear tip solves drill bit wander and slipping.High quality cemented carbide with a reinforced head that prevents bit cracking and provides a longer life.
• U groove drill design, can be effective in the removal of debris and it can improve your work efficiency.
• Suitable for drilling in ceramics, glass, granite, ceramic tile and brick wall, etc.

Meichoon Triangle Tile Drill Bits Set 3-12mm 7PCS — Titanium Coated Glass Drill Bits Set, 3 Cutting Triangle Head Drill Bit with Hex Shank for Ceramic Tile Marble Glass. Strong and Durable - Made of quality high speed steel with titanium coated, strong and long lasting. Wide applications - Suit for drill glass, tile bottles, blocks jars, fiberglass porcelain tile ceramic, slate mable, granite light stone. Specifications: Material: Tungsten Carbide Surface Treatment: Titanium Coated Size: 1pcs Hex Shank: 3mm, Length: 6.8cm. 1pcs Hex Shank: 4mm, Length: 7cm. 1pcs Hex Shank: 5mm, Length: 7.5cm. 1pcs Hex Shank: 6mm, Length: 7.6cm. 1pcs Hex Shank: 8mm, Length: 8cm. 1pcs Hex Shank: 10mm, Length: 8.1cm. 1pcs Hex Shank: 12mm, Length: 8.6cm. Package Included: 7 x Tile & Glass Drill Bits Notes: Please keep adding water as lubrication when drilling, to preserve them from over heating.