Please note FULL SET WET diamond Cores INCLUDED VERY EASY TO MOUNT AND VERY SECURE WHEN FITTED BY A COMPETENT PERSON. Wet diamond cores 225 x 450mm P5-WC 1″ 1/4 UNC Wet Diamond Core DC11520 250 x 450mm P5-WC 1″ 1/4 UNC Wet Diamond Core DC11525 300 x 450mm P5-WC 1 1/4 UNC Wet Diamond Core DC11530 The Core DRILL-3700W-580RPM is a high-quality hammer drill designed by MSW. With a voltage of 230V, this powerful tool is perfect for various drilling tasks. Ideal for professionals in the construction industries, this drill offers durability and performance for all your drilling needs.