The Faithfull 11 Piece Diamond Core Drill and Accessory Set is a professional-grade drilling solution designed for creating clean, precise holes in brick and concrete blocks. This comprehensive kit features five diamond-tipped core drill bits with premium 8mm turbo cut segments, engineered to deliver exceptional wear resistance and cutting speed across the most commonly used core sizes in UK trade applications. The diamond cores feature innovative 'V' groove segments that efficiently clear debris during drilling, maintaining optimal cutting performance throughout the operation. Each core has a professional quality 1/2in BSP threaded connection, ensuring secure attachment and compatibility with standard drilling equipment. The set includes both SDS Plus and HEX extension adaptors in multiple lengths (115mm and 240mm), providing the versatility needed for various installation depths and drilling positions. Ideal for plumbing, electrical, and general building installations, this core drill set enables tradespeople to create accurate penetrations through masonry materials efficiently. The included A-Taper pilot drill and extractor drift key provide complete operational capability, while the robust storage case protects the diamond cores and maintains them in optimal condition between jobs. Features and Benefits: • Premium 8mm turbo diamond segments offer exceptional cutting speed and durability • 'V' groove segment design assists debris clearance for consistent performance • Multiple extension adaptors provide versatility for different drilling depths • Robust case ensures proper storage and protection between jobs • Kit contains the five most popular core sizes used in UK trade applications Set Contains: 5 x Diamond Cores with 8mm Turbo Segments, Sizes: 38, 52, 65, 117 and 127mm. 1 x SDS Plus Extension Adaptor 10 x 115mm. 1 x HEX Extension Adaptor 12 x 88 mm. 1 x SDS Plus Extension Adaptor 10 x 240mm. 1 x HEX Extension Adaptor 12 x 240mm. 1 x A-Taper Pilot Drill 10 x 200mm. 1 x Extractor Drift Key. Important Usage Information: ROTARY USE ONLY – Must not be used on Percussion/Hammer mode. DO NOT USE DIAMOND CORES LARGER THAN 78mm IN DIAMETER WITH SDS-plus DRILLS AS THIS MAY RESULT IN DAMAGE TO THE POWER TOOL OR SDS ADAPTOR. Diamond Cores give the best results when used with a purpose-built core drilling machine.