The drilling wet glaze, stone, Gresi, marble and granite. It is the only such device on the market. Greatly simplifies drilling precise holes, even in the hardest materials.The main features are: - very high quality. - lightweight and compact size - versatility (can cut even thin materials) - high precision cutting and clean job. Details Technical data: Cutting thickness: 0 to 4.5 cm Power: 230V ~ 50 Hz 0.4 kW Thread diameter: M16 largest possible diameter: 120 mm Weight: 17 kg