Send us a message. 11pc Diamond Core Drill Hole Cutter Set 38, 52, 65, 117, 127mm + Plastic Case. 11pc Diamond Core Drill Set Sizes – 38. 127mm x 150mm Deep Hex and SDS Extension / Adaptors Pilot Drill – 200mm and Drift Key – 50mm. Product Support & After Care. VAT Invoice With Every Order. Are you looking for something similar? See our other items!