Description
Impact-resistant metal drill bits with 1/4 inch hex mount optimized for cordless impact wrenches. Titanium coating for lower heat development and therefore suitable for higher drilling speeds. QUAD EDGE drill tip: unique combination of 135 cross grinding and 4 cutting edges: 135 cross grinding for easier centering, no punching required. 4 cutting edges produce smaller chips for less heat development and longer service life. Variable spiral geometry for faster chip removal and less heat development. Innovative core: drill core reinforced towards the shaft for a longer service life of the spiral
diameter 4.2
working length 28
total length 74
Contents 1
tool holder 45383
