Specification: Twin spiral, drilling efficiency, high precision. Long lasting life and features 4 cutting edges for hard masonry materials. Double pit double slot and round shank for efficient waste removal. Use by electric drills and drilling machines. Suitable for clinker, concrete, brick, natural or artificial stone.
Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.