EDiamondTools 20 in. Professional Diamond Concrete Saw Blades, 13-20 HP, Medium Bond, 0.155 in. Segment Width, 1 in. Arbor SCB20155M_THD - The Home Depot
Posalux Diamond Tools Making Jewelry Cutting Tools 2mm V-cut 80 Degree~170 Degree Use With Faceting Machine Or Cnc Machine - Power Tool Accessories - AliExpress