DIAMOND CORE DRILL BITS - SINTERED, STANDARD

Standard diamond core drill bits are suitable for drilling to all hard materials such as glass, stone, ceremaic, marble, etc. Can be made in a length 75 or 89 mm with a G 1/2 thread or straight shank. Standard wall thickness is 1,1 mm and grit size D181. Cooling by water or emulsion is required.

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