
Multifunctional Drill Bits, Construction Tungsten Ceramic Triangle Drill Bit Set for Ceramic/Tile/Concrete/Brick Wall Glass. Multi-Function Drill Bit: Suitable for drilling metal, ceramic, wood, brick wall, glass, and concrete. High Durability Material: Made of hard alloy and tungsten carbide, offering high toughness and wear resistance. Efficient Design: Straight blade and sturdy handle ensure low resistance and improved work efficiency. Hexagonal Shank: Compatible with charging drills and electric hand drills for secure attachment. OEM and Customization: OEM service available with label printing support for customized products. Flexible Payment Terms: Supports T/T, L/C, PayPal, and other methods for different circumstances. Sample Availability: Samples available for testing; freight fee is refundable upon official order. Multiple Shipping Options: Offers express delivery, air shipping, and sea shipping via major carriers.