5PCS Efficient Universal Drilling Tool Multi Function Triangle Alloy Drill Bit Tip Tools Concrete Carbide Drill Tap Bit Set Suitable For Glass Ceramic Tile Wall And Wood (3mm~7mm)

[High-Quality Materials]--It is made of high-quality alloy as material. The process of oxynitriding of the cutter head strengthen the drill hardness.Strong drill bits. [Unique Angle Design]--Low resistance to cutting feature drilling stably fast speed not breaking the border. Opening smooth no broken edges no phenomenon chip easily. [Different Sizes]--3mm 4mm 5mm 6mm 7mm suitable for your different needs. It can be installed in the hand drill bench drill.Machine drill fixture range is 10mm and above. [Fine Workmanship]--Full-grinding and anti- clean and burr-. The drill is wear- and durable. Fully automatic polishing every piece is . [Wide Usage]-- glass and tile drill bits provide smooth and accurate drilling in ceramic tiles thin iron plate mirrors and glass. 5PCS Efficient Universal Drilling Tool Multi Function Triangle Alloy Drill Bit Tip Tools Concrete Carbide Drill Tap Bit Set Suitable for Glass Ceramic Tile Wall and Wood (3mm-7mm) Material: metal Color: as the picture shows (Due to the difference between different monitors the picture may have slight color difference. please make sure you do not mind before ordering Thank you!)