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 Diamond Core set is suitable for cutting granite, marble, limestone, slate, hard bricks, and other dense, non-abrasive materials. The kit includes core sizes ideal for electricians' ducting pipes and extractor fans, making it a versatile choice for various trades. Technical specifications Core sizes: 152mm and 107mm Material: Premium grade solid steel barrels with highly concentrated diamond particles Minimum motor power requirement: 850W Compatibility and accessories Fully compatible with Makita, Dewalt, Bosch, and Milwaukee core drills Includes 2 x Core Drills Includes 5 x Accessories 1 x Aluminium carry case with foam insert Usage Ideal for medium-hardness brick, concrete blocks, hard sandstone, coarse sandstone, soft slate, breeze block, and lignacite blocks Designed for fast and