1-3/8 inch 35mm with 5/8-11″vaccum brazed protection diamond core drill bit for dry drilling granite,marble and engineered stone
35mm 1-3/8″ arbor 5/8-11″ vaccum brazed protection diamond dry core bit for dry drilling stone,tile and concrete
Packages:1PCS/SET OR 2PCS/SET
1,Turbo segment design offer sharpness drilling.
2, Laser welded insure welding strengh;
3, Vaccum brazed protection outside and inside core steel
4, Fast dry drillig for stone, tile and concrete
diamond dry core bit fit on high-speed angle grinder.It provides best drilling performance and can drill through the toughest 20mm or 30mm granite,marlbe,tile and concrete.With vaccum brazed protection core steel, our diamond dry core drill bit could bel used for drilling without any water. Diameter 32mm or 35mm is available for choice.