Diamond Drill Bits Set Size:5pcs: 3/16" (5mm)-3/8" (10mm) For Use On - Perfect

For Use On - Perfect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets

including dedicated slots for phones

offers higher cutting efficiency

these cut resistant sleeves help protect your arms from sharp hazards such as metal edges

Diamond Drill Bits Set Size:5pcs: 3/16" (5mm)-3/8" (10mm) For Use On - PerfectComplete Set of Diamond Core Drill Bits: 5 pack includes sizes 3 16" (5mm), 1 4" x 2 (6mm), 5 16" (8mm), 3 8" (10mm). 10 pack includes sizes 3 16" (5mm), 1 4" (6mm), 5 16" (8mm), 3 8" (10mm),drill bit*4,ph2 bits*2. Long Lasting: We have enhanced the durability of these drill bits by thickening the diamond cutting coating, ensuring prolonged usability and reducing the chances of them becoming unusable after a few grinding sessions. The solid hexagonal