These drills and taps bits are made from Niobium NbC Steel
3 Flat Sides on the Shank Prevents "spin" in the chuck
USA Made by Drill Hog
Norseman 29 Pc HI-Molybdenum M7 Drill Bit Set in Neon Orange Round Case w/ Belt Clip
Specifications:
Drill Hog #61-80 NUMBER Drill Bit Set Wire Gauge 20 Pc M7 Lifetime Warranty These drills and taps bitsDrill Hog 20 Pc Hi Molybdenum M7 Number Drill Bit Set Includes: 20 Number Wire Gauge Drill Bits #61 to #80 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") Specifications: Hi Molybdenum M7 Steel