Air Tools & Compressors. Garden Tools & Watering. Tool Boxes & Storage. Work Benches & Vices. Adhesives, Sealants & Fillers. Books, Guides & Videos. Decorating & Tiling Tools. Ladders & Lift Trucks. Detectors & Testing Tools. Huge range of top brand tools. With over 100,000 products available. Add to Favourite Sellers. Sign up to Newsletter. Marcrist WCU850X Wet Diamond Core Drill for Highly Reinforced Concrete 52mm. The Marcrist WCU850X is a top of the range diamond wet drilling core designed to be used on a range of surfaces from Plasterboard to Granite and Natural Stone. This core is said to be Marcrist’s most universal professional cores ever. The connection to this core is 1 1/4 inch UNC (F). High concentration segment and cobalt bonds are some of the many reasons as to why this diamond drilling core produces the highest quality results. Specifications. Diameter: 52mm. Length: 450mm Features and Benefits. Low drilling costs per hole. Rooftop segment for easy start and minimum run off. High concentration segment for exceptional life. Cobalt bond for fast drilling speed. Precision balanced core for precision. Tooled-Up has been trading since 2001 but started out life as a family run local engineering business supplying local customers in Enfield since 1976. We are still family run business and we strive to continue expanding our huge range of products, maintain our excellent standard of customer service and build on our extensive knowledge base. Any questions please do not hesitate to call our customer services team. We are authorised stockists for all major brands including Black & Decker, Bosch, DeWalt, Draper, Festool, Fiskars, Gardena, Karcher, Makita, Sealey, Snickers, Trend and many, many more. View more great items. Sealey HSS Blacksmiths Drill Bit 23mm 215mm. Sealey HSS Blacksmiths Drill Bit 24mm 230mm. Sealey HSS Blacksmiths Drill Bit 18.5mm 200mm. DeWalt 4 Piece Extreme SDS Plus Drill Bit Set. Be the first to find out about our latest news and product offers! This listing is currently undergoing maintenance, we apologise for any inconvenience caused.