7-pc concrete drill bit set

Description

Concrete drill bits for hammer drill. Fast impact drilling in concrete, stone and masonry. Low voltage, high temperature brazing prevents carbide cutting edge from breaking out even when heat builds up during deep drilling. Various usable lengths up to 10". Milled U-flute and deep cut spiral single flute designs combined with diamond ground carbide tip provide fast dust removal, fast starts and better gripping power. Milled u-flute and deep cut spiral designs Diamond ground carbide tip Perfect "on-center" diamond tip grinding for fast starts and drilling Various lengths for versatility