Punte da trapano diamantate a secco per mattoni, blocchi, muratura, profondità 9,5", perno 5/8"-11

Dry Diamond Core Drill Bits for Brick, Block or Masonry, 9.5" Drilling Depth, 5/8"-11 Arbor. Arbor Size: 5/8"-11 Threaded Arbor. Dry diamond core bits with #30/40 diamond grit. Wet Core Bits for Concrete.

eBay