Made of high-quality material, our drill bit is durable, rustproof, corrosion resistant and heat-resistant. Our drill bit set can be easily used for glass, ceramic, tile, mirror, plant pots, wood, marble, thin iron plate, plastic and other materials. This set consists of 7 different sizes ranging from 3mm to 12mm, allowing you to start drilling with the smallest bit and gradually increase to the required size. The anti-slip 1/4" hexagonal handle can reduce slip when drilling into hard surfaces, providing a safer drilling experience. Compared with other similar products, our drill bit set is suitable for normal power drills, hand drills, bench drills and more. Easy to install and use. Description: Our professional drill bit set is the perfect tool for all your drilling needs. Made with high-quality tungsten carbide, these drill bits offer maximum cutting power and precision, ensuring a clean and accurate hole every time. The electric fusion anti-rust coating enhances durability, making them sharp and long-lasting. This set consists of 7 different sizes ranging from 3mm to 12mm, allowing you to start drilling with the smallest bit and gradually increase to the required size. Whether you're working on glass, ceramics, tiles, mirrors, wood, marble, sheet iron, plastic, concrete, or brick wall pavers, these drill bits are versatile and easy to use. The non-slip 1/4" hexagonal handle design reduces slippage when drilling into hard surfaces, providing a safer drilling experience. Compatible with ordinary electric drills, hand drills, and bench drills, these drill bits are suitable for various applications. Upgrade your drilling game with our professional drill bit set and experience the convenience of having a reliable and efficient tool at your disposal. Item Name: Drill Bit Set Material: Carbide Features: High Durability, Widely Used, Rustproof, Long Lasting Size Details: 3mm/4mm Length: 9cm/3.54" (Approx.) 5mm Length: 9.8cm/3.86" (Approx.) 6mm/8mm Length: 10cm/3.94" (Approx.) 10mm Length: 11.6cm/4.57" (Approx.) 12mm Length: 11.8cm/4.65" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 7 x Drill Bits