IRWIN NWKb drill bit 3.5mm

. . . The HSS-PRO extended metal drill bit with cylindrical shank is a drill bit ground with high industrial quality, characterized by high performance and durability. performance and durability. Compared to their previous oxidized version, they are 40% more efficient. They have an innovatively designed tip shape (split cone), which makes it easier to center and start drilling without prior scoring. Less feed force is also required. The drill bit is more flexible which reduces the risk of breakage especially when drilling small diameters. The 118° universal tip angle allows drilling in various materials. HSS PRO are designed for drilling in low-carbon steel, non-ferrous metals, cast iron. It can also be used for wood and hard plastic. Manufactured to DIN 340 standards.