Special 3x4 Short tube

These special bits are designed for masonry, soft brick, and concrete block to penetrate one face of the block only.

• Pointed V segments for easy start.
• For use on grinders or core drill rigs without percussion.
• Laser welded diamond segments to perform under extreme heat and cutting pressure.
• This core drill bit is ideal for dry cutting and provides perfect drilling action.
• The diamond bit is ideal for drilling the face of the wall for penetrations.
• It can fix on an angle grinder tightly and rightly.