Fang Da Wang Four-Blade Spiral Drill Bit Set Universal Hex Shank Sharp Wear-Resistant Drilling Fast [6mm] 2 Pieces

High hardness tungsten steel alloy with four sharp blades

U-shaped chip groove for efficient chip removal and high-speed operation

CNC precision grinding with double back angle for faster drilling and sharper edges

Four-blade triangular tip design for smooth and fast drilling

Non-slip hexagonal shank resistant to high temperatures

Cross four-blade design for durability and easy drilling

Suitable for drilling in tiles, ceramics, glass, concrete, cement walls, metal, marble, granite, stainless steel, angle iron, aluminum, and wood

Compatible with electric drills, cordless drills, hand drills, and bench drills

Ideal for both household and industrial use

Drilling speed twice as fast as ordinary drill bits

Smooth cutting hole walls with no damage to tiles

Effective prevention of chip accumulation

Strong and durable hexagonal connector for secure grip and resistance to impact and vibration

Can be used with water cooling for harder materials