Professional: An important nail salon accessory, which can make your nail art tools in order. 16 Holes: Can holds up to 16 nail drills, suitable for a variety of grinding and engraving tools, saving space. Excellent Material: Nail drill holder made of durable plastic material, and durable. Suitable Size: Nail drill holder can insert nail drills with a shank diameter approx of 2.35mm / 0.09in. Widely Use: Can be used as nail drill exhibition, suitable for nail salon or household use.