The new Sandvik RR880 premium pilot bits provide both durability and hole straightness and up to 35% longer bit life than its predecessor, substantially reducing the time and cost for changing tools.

These bits have pilot-points on the larger sizes, which reduce the need to drill pilot holes in some cases and helps the drill follow pre-drilled pilot holes in thicker material.

The RR880 bits provide increased durability and hole straightening, with up to 35 per cent longer bit life than its predecessor, slashing the time and cost of changing tools, Sandvik claims.

Conical and cylindrical screws in these four pilot hole configurations showed similar trends, with the mean maximal pullout strength ranking from high to low as follows: 3.0 mm cylindrical biopsy ...