Diamond Coated Hole Drill Bit Set Figurines & Miniatures Rings Type: Wedding Bands

Rings Type: Wedding Bands

1 x User Manual

Looks beautiful as a 3D optical illusion

Weight: 210g / 7

Waist 66-86 cm

Diamond Coated Hole Drill Bit Set Figurines & Miniatures Rings Type: Wedding BandsThese custom made diamond drill bits are excellent for drilling precise holes in some of the hardest materials around. Perfect for drilling holes in shells, glass, beads, sea glass, stone, and even concrete. As with all diamond drill bits you should use water as a lubricant and coolant. Since the drill bit is hollow, this allows the water to flow up inside and around the inner core as you are drilling, helping to keep the drill bit cool while removing