The Ruko 101002 quick-helix drill bit is made from high-speed steel and features a triangular shank. This drill bit is ideal for drilling into sheet metal, facilitating precise and efficient work. It covers a size range of 4 to 20 mm, making it versatile for various applications. https://elecena.pl/product/28443644/ruko-101002-quick-helix-drill-bit-4-20mm-hss-triangular-shank 2025-04-16 https://elecena.pl/product/28443644/ruko-101002-quick-helix-drill-bit-4-20mm-hss-triangular-shank 2025-05-18 https://elecena.pl/product/28443644/ruko-101002-quick-helix-drill-bit-4-20mm-hss-triangular-shank 2025-06-24 https://elecena.pl/product/28443644/ruko-101002-quick-helix-drill-bit-4-20mm-hss-triangular-shank 2025-08-03 https://elecena.pl/product/28443644/ruko-101002-quick-helix-drill-bit-4-20mm-hss-triangular-shank 2025-08-23