Tool Storage & Security. Abracs ABDCORESET5 Dry Diamond Core Set (5 Piece). Abracs Diamond Cores are engineered for all professionals who demand only the best in performance when working in tough environments. Our 5pc Kit contains the 5 most popular sizes plus a full range of accessories and is supplied in a sturdy and secure aluminum case. Application: Hard bricks, blocks, concrete and general masonry. Cores: 42mm, 52mm, 65mm, 117mm, 127mm. Accessories: Chuck Adaptor, SDS Adaptor, Universal Extension, Guide Rod, Drift Key, Masonry Bit, Aluminium Carry Case + FREE 115mm General Construction Materials Trade Diamond Blade. UK Offshore – Scottish Islands, Channel Isles, Jersey & all other UK Islands. All of our deliveries are tracked. Monday: 08:30am – 05:00pm. Tuesday: 08:30am – 05:00pm. Wednesday: 08:30am – 05:00pm. Thursday: 08:30am – 05:00pm. Friday: 08:30am – 05:00pm.