The RUKO 204200 metal twist drill bit, with a 20 mm diameter and a total length of 238 mm, is designed for precise drilling tasks. Manufactured by RUKO, this HSS bit is ideal for machining steel and sheet metal. It aligns with DIN 345 standards, ensuring it meets professional requirements for durability and precision. https://elecena.pl/product/28583043/ruko-204200-hss-metal-twist-drill-bit-20mm-high-fracture-resistance 2025-05-02 https://elecena.pl/product/28583043/ruko-204200-hss-metal-twist-drill-bit-20mm-high-fracture-resistance 2026-07-04