Diamond Tile Hole Saw Kit 10-Pack for Porcelain Ceramic Tile, Marble, Granite

About this item

• 【Specification】7pcs core drill bits: Diameter 1/4"(6mm) 2pcs+5/16"(8mm)+3/4''(19mm)+1-3/8''(35mm)+2''(51mm)+2-1/2''(65mm); 1pc 4/5''(20mm) finger bit; 1pc 2''(50mm) beveling chamfer bit; 1pc sds-plus adapter.
• 【Application】Core drill bits are used to drilling holes; finger bit for enlarging holes; chamfer bit for trimming holes; Dry or wet use. For porcelain ceramic tile marble granite, etc.
• 【Recommended Machine】5/8" arbor angle grinder. Recommended speed 6000RPM; Maximum speed 11000RPM. sds adapter in this kit can be attached to a drill bit with a 5/8" fitting so that the drill bit can be attached to your drill machine with sds-plus thread. If you are using this kit on a hand drill, make sure that the drilling speed does not go below 2000 RPM. and do not use the impact drill mode.
• 【Durable and Sturdy】Vacuum Brazed technology provides high efficient working performance and longer service life.
• 【Save time tool】High quality diamond make drilling less chipping; Drill bits, chamfer bit and finger bit are used together for faster hole shaping and a clean finish.