Diamond Drill Bits, Dyyean 10 Pcs Hole Saw Set for Glass, Marble, Granite Stone, Ceramic, Porcelain, 6 mm - 50 mm, Hollow Core Drill Bit Set

Dyyean Diamond Drill Bits,Tile Hole Saw Remover Tools Material:  Steel,Diamond Tile Specifications: 6mm, 8mm, 10mm, 14mm, 16mm, 18mm, 22mm, 35mm, 40mm, 50mm Application: Drilling of brittle materi..