Thin Wall Core Drill Bit for smooth chip free coring of porcelain, natural stone, engineered stone, granite, and more

Model Diameter Width Thickness Grit Grade
DBA20 3/4"(20mm) 8mm 1.5mm Standard
DBA25 1"(25mm) 8mm 1.5mm Standard
DBA28 1-1/8"(28mm) 8mm 1.5mm Standard
DBA32 1-1/4"(32mm) 8mm 1.5mm Standard
DBA35 1-3/8"(35mm) 8mm 1.5mm Standard
DBA38 1-1/2"(38mm) 8mm 1.5mm Standard
DBA41 1-5/8"(41mm) 8mm 1.5mm Standard
DBA45 1-3/4"(45mm) 8mm 1.5mm Standard
DBA51 2"(51mm) 8mm 1.5mm Standard

Customer Reviews

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A
Al Chroniger
Porcelain bits

Worked well, drillled 40 holes in 3/4 porcelain paver with the 2 bits- cut easily and they probably have some life left but we didn’t want to crack these pool tiles.