This drill bits have been specifically designed for use with cordless low RPM multi-purpose drilling. They are ideal for drilling the most common materials, including: brickwork, breeze block, wood, dry wall, slate, plastics and sheet metal. Please note however, that these drill bits are for rotary drilling only – not for hammer/percussion. * Perfect drill bit for drilling ceramic tiles * Ideal for hardened floor tiles * Unique four-facet ground carbide tip for lower drilling pressure * Unique point grinding ensures excellent centering and perfect hole quality * Multi-purpose usage * Supplied in 4, 5, 6, 7, 8, 10 and 12mm sizes * Supplied in sets of 7 https://elecena.pl/product/27222895/irwin-10501940-cordless-multi-purpose-drill-bit-set-7-piece-4-12mm 2024-11-11 https://elecena.pl/product/27222895/irwin-10501940-cordless-multi-purpose-drill-bit-set-7-piece-4-12mm 2025-09-18 https://elecena.pl/product/27222895/irwin-10501940-cordless-multi-purpose-drill-bit-set-7-piece-4-12mm 2026-05-03 https://elecena.pl/product/27222895/irwin-10501940-cordless-multi-purpose-drill-bit-set-7-piece-4-12mm 2026-06-17 https://elecena.pl/product/27222895/irwin-10501940-cordless-multi-purpose-drill-bit-set-7-piece-4-12mm 2026-07-10