The RUKO 102779P Countersink is made from high-speed steel and features a triangular shank, measuring 16.5 mm. Designed for machining tasks, it is typically used to create conical holes for screws in various materials. Ideal for precision work, it offers durability and efficiency in metalworking and carpentry applications. https://elecena.pl/product/28443569/ruko-102779p-ultimatecut-countersink-16-5mm-hss-triangular-shank 2025-04-16 https://elecena.pl/product/28443569/ruko-102779p-ultimatecut-countersink-16-5mm-hss-triangular-shank 2025-05-18 https://elecena.pl/product/28443569/ruko-102779p-ultimatecut-countersink-16-5mm-hss-triangular-shank 2025-06-24 https://elecena.pl/product/28443569/ruko-102779p-ultimatecut-countersink-16-5mm-hss-triangular-shank 2025-08-03 https://elecena.pl/product/28443569/ruko-102779p-ultimatecut-countersink-16-5mm-hss-triangular-shank 2025-08-23