Punta per trapano diamantata bagnata saldata laser 1-3/4" 4 pergoli calcestruzzo muratura 5/8"-11

Intended for drilling hard concrete, concrete block, brick, masonry, and the like materials. 1-3/4" Laser Welded Wet Concrete Core Drill Bit. Arbor size: 1-1/4"-7Threads. Use wet only. Bit length: 16” overall length w/ 14” depth of cut.

eBay