Nail Drill Electric Nail File Volcano Bit Bur Viva's Carbide nail drill bit bur volcano is made of pure, durable,high-strength tungsten steel material and designed for high performance and long service life. Viva's Carbide Bit use to remove acrylic, hard gel, crystal nail, extending nail from the nail quickly and efficiently. Product Features * Volcano Bur Bit * Appr.Weight 10g * Overall Length - 51mm * Material: Tungsten Carbide * Shank Size: 3/32 1/8 * Flute Size: 7mm * Grit: 3XC * Coating: Original Silver - Recommended for long drill life * Package: Individually Packed * Pure, durable, strong tungsten steel material * Fast and more efficient filing and removing acrylic * 3/32’’or 1/8’’ shank diameter can fit on your nail drill * High concentricity * Excellent heat dissipation and no clogging * Full grits for your options * No clogging Follow these steps to clean and sanitize your drill bits: Step 1 Clean your carbide bits to remove dust from the surface by washing with a small cleaning brush, alcohol and warm water.