General description This high-quality Tungsten Carbide Tip (TCT) hole saw drill set is designed for efficient drilling in concrete, brick, and masonry. It includes everything you need to get started, making it an ideal tool for both professionals and DIY enthusiasts. The set features three core drill bits with diameters of 30 mm, 40 mm, and 50 mm, along with a 350 mm SDS Plus extension rod, ensuring versatility for various applications. Technical specifications Core diameters: 30 mm, 40 mm, 50 mm Extension rod length: 350 mm Weight: 1.5 kg Material: Metal carbide Color: Silver Compatibility and accessories Includes: 3 x core drill bits (30 mm, 40 mm, 50 mm) 1 x 350 mm SDS Plus extension rod 1 x guide drill 1 x locking screw Usage This hole saw set is suitable for a variety of applications, including: Drilling clean holes in concrete, brick, and masonry walls Installing air conditioning systems, such as air conditioners, range hoods, or washing machines Punching pipes and other