Diamond Core Drill Bit Set Rated For Concrete Bonus Diamond Pen Sharpener Included

Designed to cut all materials which include brick, concrete, compressed fibre cement board, granite.  
Set includes 52,65 and 80mm x 160mm  long with SDS plus and hex adaptors,  2 pilot drills.
Diamond core drills must be run without hammer action  and ideally a minimum 850 watts with variable speed and slipping clutch.
Three jaw hex chucks provide the best result.
Supplied in sturdy aluminium case.

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