High-Hardness Alloy Four Blades: The drilling bit is made of high-hardness alloy, equipped with four-blade design, with extremely sharp blades, which can easily cut into various materials, the alloy material has strong wear resistance and long service life, and its staggered blade design can break materials more efficiently and complete drilling tasks quickly Offset serration design: Auger drill bit offset serration high-speed drilling, easy positioning of drilling, fast hole entry, accurate positioning, and avoid drilling displacement Efficient Chip Removal: Threaded groove design increases cooling space and ensures quick chip discharge, preventing clogging during heavy-duty drilling Durable & Long-Lasting: Crafted from premium alloy steel, these masonry drill bits are sharp, sturdy, and built for extended use in tough materials Wide Compatibility: Works with electric drills, drivers, and manual tools; ideal for drilling into stone, cement, tile, brick, and wood—use water cooling for marble and glass

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Features:

1. New Four-Flute Eccentric Drill Bit

2. High-Performance Drill and Tap Combination

3. Unique Thread Cutting Feature

4. Available in Multiple Sizes: 4/5/6/8/10/12mm

5. Compatible with a variety of materials such as metal, wood, and plastic.

Specifications:

Size: 4mm, 5mm, 6mm, 8mm, 10mm, 12mm

Material: Alloy Steel

Screw Head Type: Cross Recess

Package Includes:

1 Set * High Strength 4 Flute Serrated Eccentric Drill Bit Kit

1 Pair * Gloves