3. Application to the underside of the nail

	１．To refine the C-curve, use the roundness of the bit.
	２．With client’s palm facing up, place the bit on the underside of the free edge and move the bit back and forth until it gets same thickness as tip of the nail.
	３．Polish up the side by using a small cone or barrel bit.
	４．Be careful not to thin the side of the sculpture too much.
	５．Remove the dust.