General description BAP Trade Diamond core drill bits are designed for heavy-duty applications, capable of drilling through tough construction materials such as brick, masonry, and concrete. This 7-piece set includes highly concentrated diamond particles and premium-grade solid steel barrels, ensuring increased drilling speed and extended lifetime. It is ideal for medium-hardness materials including brick, concrete blocks, hard sandstone, coarse sandstone, soft slate, breeze block, and lignacite blocks. Technical specifications Includes: 2 x Core Drills 5 x Accessories 1 x 115MM Diamond Blade Compatible with drills with a motor of at least 850W Compatibility and accessories Fully compatible with Makita, Dewalt, Bosch, and Milwaukee core drills Kit contains: 152mm and 107mm cores, suitable for ducting pipes, extractor fans, and heat recovery vents Other information Comes in an aluminium carry case with foam insert