Fits Well with Most Nail Drill: Universal 3/32" (2.35mm) tungsten steel shank perfectly suits most professional electric nail drills on the market. These super long tapered bits are suitable for nail professionals advanced. Please note that to prevent breaking, the nail drill bits cannot be dropped. Professional Nail Drill Bits: Made of the hardest YG6X carbide tungsten material, this high-precision machining nail bit comes with excellent heat dissipation, low vibration, low noise, and hard-wearing features. Fast to remove acrylic nails, dip powder, polygel, and hard gel nails. Two Rotate Direction: Designed to cut smoothly in clockwise and counter-clockwise directions for both two hands. Works for both left and right hand, you can choose the direction in a different situation. It needs that a nail drill that has a forward and reverses function. Unique Long Tapered Nail Drill Bit: The bits are designed with a longer head, and a large contact area which is faster and more convenient for removing & polishing acrylic nails than other bits. Extreme sharp teeth design allows you to fast remove acrylic nails, hard nails, gel extensions, thick nails, and dip powder with little pressure, making your nails remove like a breeze. Super Long Tapered Cross Cut Nail Drill Bits | Color: Gold | Grit: Medium | Shank Size: 3/32'' | Two-Way Rotation.