Solid Post Lapidary Drill Bit - Narrow & Long Size:0.8mm Approximate Weight for 1 bracelet:

Approximate Weight for 1 bracelet: 17g

White: Fine (1400/5000 Grit)

they can be used for carving

You're creating a frictive surface for the point to grab

Approximate size for 1 piece: 7cm x 6cm x 3cm

Solid Post Lapidary Drill Bit - Narrow & Long Size:0.8mm Approximate Weight for 1 bracelet:Description: Lapidary Drill bits can drill stone, sea shell and glass. The thin shaft on these bits allows them to penetrate into depths, but they aren't designed as well as deep drills for such a task. Use water when Drilling. Drill bits are very different than burrs. Drill bits put a hole in things. Burrs carve. Use them accordingly. Drill Bit Lifespan (Average): 5 to 20 holes each. In soft stone, expect 20 holes per bit. In agate, expect 5 holes