12mm (1/2") Diameter Heavy Duty Diamond Segments Core Drill Bit hole Saw
This heavy duty diamond coated segment core saw drill bit removes a complete circle from rock, granite, marble, tile, porcelain, concrete and other materials, and only needs water for lubrication.
12mm (1/2") outside diameter
10mm (3/8") shank
50mm (2") cutting depth.
83mm (3-1/4") Overall Length
Always use lubrication (water), otherwise the diamond core drill will burn.
Start your hole diagonally, make a round trace and then hold drill straight
( GLS - 304 )