Enhance your drilling efficiency with this premium Masonry Drill Bit Set, designed specifically for use with electric hammer drills. Crafted from high-quality YG8C tungsten carbide tips combined with durable 40Cr steel, these drill bits deliver exceptional performance and long-lasting cutting life, making them ideal for drilling through concrete, masonry, stone, brick, tiles, cement, and other tough construction materials. Key Features: · Superior YG8C Tungsten Carbide Tips: Engineered for fast, precise drilling and extended durability, ensuring quick penetration and long service life on hard materials. · Effective Waste Removal Design: Features double pits and double grooves that efficiently remove debris and dust during drilling, maintaining optimal performance and reducing clogging. · Versatile Round Shanks: Equipped with round shanks for stable operation and compatibility with most electric hammer drills. · Wide Range of Sizes: Includes 10 drill diameters (4mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 8mm, 10mm, 12mm, 14mm) to meet various drilling needs and applications. · Convenient Storage Box: Comes with a sturdy storage box for easy organization, protection, and portability of the drill bits, keeping them secure and readily accessible. Specifications: · Material: YG8C Tungsten Carbide Tip + 40Cr Steel · Total Drill Length: Approx. 160mm / 6.3in · Drill Diameters: 4mm / 0.16in, 5mm / 0.2in, 5.5mm / 0.22in, 6mm / 0.24in, 6.5mm / 0.26in, 7mm / 0.28in, 8mm / 0.31in, 10mm / 0.39in, 12mm / 0.47in, 14mm / 0.55in · Usage Scenarios: Suitable for drilling bricks, masonry, concrete, rocks, tiles, cement, and other hard materials Package Includes: · 1 x Masonry Drill Bit Set with 10 assorted sizes This Masonry Drill Bit Set offers professional-grade durability and versatility, making it an essential addition to your toolkit for construction, renovation, and DIY projects. Experience smooth, efficient drilling with reliable bits designed to tackle the toughest materials with ease.