ANOTHER GREAT DEAL FROM POWER TOOLS UK. Abracs ABDCORESET3 Dry Diamond Core Drill Set 3pce. Abracs ABDCORESET3 Dry Diamond Core Drill Set 3pce supplied with 38mm, 52mm and 117mm cores plus chuck adaptor, SDS+ adaptor, universal extension, guide rod, drift key, masonry bit plus 115mm diamond disc packed into a tough aluminium carry case. Abracs diamond cores have been designed and manufactured for professionals who demand outstanding performance when working in tough industrial environments. These Abracs cores are ideal for use on hard bricks, blocks, concrete and general masonry. 3pce Dry diamond core kit. Core sizes 38mm, 52mm and 117mm. 115mm general construction diamond disc. Images for illustrative purposes only – please refer to description and specification for full details of product.