Uxcell Curved Grit Diamond Lapidary Needle Files (10 Piece), 140 x 3mm Product Name : Diamond Needle File;Color : Red, Siver Tone Material : Metal, Plastic;Shank Dia. : 3mm / 0.12" Total Length : Total Length;140mm / 5.5" : 140mm / 5.5" Total Weight : 155g;Package Content : Package Content 10 Pcs x Diamond Needle Files : 10 Pcs x Diamond Needle Files