Product: Marble Core Drill with Center Pilot Bit
Shank Type: Triangle Shank
Grit Size: 46#
Sizes: 12mm, 16mm
Process: Electroplated
Description:This hole saw is equipped with a center pilot bit for precise positioning during drilling, effectively preventing slipping and deviation. It is suitable for drilling hard‑grade materials such as glass, tile, marble and granite. Featuring reliable positioning and stable cutting performance, it allows even novice operators to easily control the drilling position.