Uxcell a15122500ux0329 3mm Dia Shank Diamond Needle Files Tool Set 140mm Length 10 In 1, Shank diameter: 3mm/0.12"; Total length: 140mm/5.5"; crossing head size: 3.7 x 50mm/0.15" x 2"(d*l); material: diamond Net weight: 80G; Package Content: 10 x diamond needle files; product Name: diamond needle files set; Color: red, Silver Tone Handle size: Approx.4 x 57mm/0.16"X 2.2"(D*l); triangle head size: 50 x 3.5mm/2" x 0.14"(L*w); flat head size: 50 x 5.8 x 1.6mm/2" x 0.23" x 0.06"(L*w*t) Cutter head size: 2" x 0.2" x 0.1"(L*w*t); Barrette head size: 2.2" x 0.22" x 0.09"(L*w*t); half round head size: 2" x 0.2" x 0.08"(L*w*t); hand head size: 2" x 0.24" x 0.06(L*w*t) Round head size: 3 x 55mm/0.12" x 2.2"(D*l); pippin head size: 50 x 5.6 x 2mm/2" x 0.22" x 0.08"(L*w*t); square head size: 50 x 3mm/2" x 0.12"(L*w)