1:Outer diameter from 6.35 to 102mm 2:Effective length 50-100mm. 3:Structure type:intergral type.

Diamond Core Bits for Stone/Tile

1:With high drilling efficiency and long service life,the stone core bit can

2:It be widely used for dry and wet drilling of accurate-sized holes on various kinds of stones,refractory and ceramics.

3:The stone core bit is equipped for operation with talbe drills,portable drills and angle grinder.