20mm (3/4") Diameter PROFESSIONAL Diamond Segments Core Drill Bit Hole Saw with 5/8"-11W Threaded Shank
This heavy duty diamond coated segment core saw drill bit removes a complete circle from rock, granite, marble, tile, porcelain, concrete and other materials, only needs water for lubrication.
20mm (3/4") Outside diameter
5/8"-11w Threaded shank
70mm (2-3/4") cutting depth
115mm (4-9/16") Overall Length
Always use lubrication water, otherwise the diamond core bit will burn.
Start your hole diagonally, make a round trace and then hold drill straight.
( GLS - 306 )