1PCS Premium Safety Nail Carbide Smooth Round Top 3/32 Shank Tungsten Carbide material, the bits are hard-wearing, sharp, durable, and also crafted with delicate. Fast to remove acrylic nails, dip powder, polygel, and hard gel nails. The smooth top carbide drill bits are rounded at the top with straight barrels to protect the cuticles and sidewalls from scratches and cuts upon contact. Two Rotate Direction: Designed to cut smoothly in clockwise and counter-clockwise directions for both two hands. Works for bothTus left and right hand, you can choose the direction in a different situation. Fits Well with Most Nail Drill: Universal 3/32" (2.35mm) tungsten steel shank perfectly suits most professional electric nail drills on the market. Spontaneous Beauty Premium Safety Nail Carbide Smooth Round Top 3/32 Shank