WennoW 21pc HSS Micro Bit Index and Hand Drill Set 61-80 Hand Mini Wire Gauge Twist NEW

21 pc Mini Drill Set * Non-powered hand drill, deal to re-size small holes in metal, plastic, ceramic, wood, electronics, crafts, jewelry, watch making * Small aluminum hand drill 20pc HSS wire twist drills 20 miniature drill bits range in diameters from size 61-80 Apply only slow, gentle pressures to avoid breaking or chipping your beads Sizes: #61 (.0390") #62 (.0380") #63 (.0370") #64 (.0360") #65 (.0350") #66 (.0330") #67 (.0320") #68 (.0310") #69 (.0292") #70 (.0280") #71 (.0260") #72 (.0250") #73 (.0240") #74 (.0225") #75 (.0210") #76 (.0200") #77 (.0180") #78 (.0160") #79 (.0145") #80 (.0135")