The Draper Ceramic Series are precise drill bits made from alloy steel with a reinforced carbide tip. The tungsten carbide tip is self-centring and ultra-tough for reliable cutting performance. Suitable for drilling ceramics, soft tiles and non-tempered glass. Designed for low speeds without the need of a cooling agent. Compatible with a standard 10/13mm chuck. https://elecena.pl/product/27395317/draper-expert-10091-tct-ceramic-drill-bit-4mm-x-70mm 2024-12-05 https://elecena.pl/product/27395317/draper-expert-10091-tct-ceramic-drill-bit-4mm-x-70mm 2025-03-14 https://elecena.pl/product/27395317/draper-expert-10091-tct-ceramic-drill-bit-4mm-x-70mm 2026-02-26 https://elecena.pl/product/27395317/draper-expert-10091-tct-ceramic-drill-bit-4mm-x-70mm 2026-07-14