Drill Bits & Sets. Site Lighting & Elec. Souber Door Lock Mor. Used Tools & Machine. Work Wear & Safety E. Faithfull 11 Piece Diamond Core Drill Kit is suitable for brick and concrete blocks etc. They are ideal for plumbing, electrical, engineering installation and general building tasks. BSP threaded with 8mm turbo segments. 5 x Diamond Cores with 8mm Turbo Segments, Sizes: 38mm, 52mm, 65mm, 117mm, 127mm. 1 x SDS Plus Extension Adaptor 10mm x 115mm. 1 x HEX Extension Adaptor 12mm x 88 mm. 1 x SDS Plus Extension Adaptor 10mm x 240mm. 1 x HEX Extension Adaptor 12mm x 240mm. 1 x A-Taper Pilot Drill 10 x 200mm. 1 x Extractor Drift Key. We provide a VAT invoice with all goods. Offshore & International Deliveries All of the quoted carriage charges are for UK mainland only.