This Bosch drill bit set is designed for use with all soft to medium density tiles, porcelain, ceramics and non-toughened glass. It's part of the Bosch Pro Accessories range and comes packed in a plastic case. FEATURES - Straight shank glass and tile drill bits - Highly durable carbide with reinforced head that maximised lifetime of the bit - Centring tip for a precise drilling start - Suitable for all soft to medium density tiles, porcelain, ceramics and non-toughened glass - For use in low speeds and without impact - No cooling required CONTENTS - 1x 4mm Ceramic Tile Drill Bit - 1x 5mm Ceramic Tile Drill Bit - 1x 6mm Ceramic Tile Drill Bit - 1x 8mm Ceramic Tile Drill Bit - 1x 10mm Ceramic Tile Drill Bit - 1x Case