Check the listing for details. PANA Crystal Top Large/Small Barrel Nail Carbide Bit-Shank 3/32" - Gold/Silver. Color: Gold, Condition: New. Listed at 8.59 USD. Lasting 2 to 3 Times Longer than Normal Carbide BitsProfessional Crystal Top Large/Small Barrel Nail Carbide BitFits 3/32" Shank Size4X Coarse Grit to Extra Fine GritColor: Gold, Silver - Lasting 2 to 3 Times Longer than Normal Carbide BitsLength: 1.5 InchesLarge Barrel Head Dimensions: 12.88mm x 6.5mmSmall Barrel Head Dimensions: 13mm x 5.3mmRounded Top Protects the Skin and Prevents Damages to CuticlesUsed to Smooth and Shape the Surface, Bevel, Shorten and Back-fill CuttingFits most nail drill machines that use 3/32" bits, durable for long time use. They could be used for polishing nail surface or even getting into tight areas such as sidewalls and cuticles part.The drill bit brush bit helps clean and shine nail surface and drill bits.Easy to Clean: The nail drill bits are corrosion resistant, as well as no clogging for nails. Nail Brush Bit can easily clean the dust on the bits or nails, protect the bits after each use, keep you and your nails healthy.