16 Pc Cobalt Drill Bit Set M42 17/64 to 1/2 Drills Lifetime Warranty No Case Sizes: 1/2"

Sizes: 1/2"

17 Hex Dies M3 to M12 in National Coarse (NC) and National Fine (NF)

HI-Molybdenum M7

Overall Length: 6"

5/32" Stub Length Screw Machine Drill Bit

16 Pc Cobalt Drill Bit Set M42 17/64 to 1/2 Drills Lifetime Warranty No Case Sizes: 1/2"Drill Hog USA 15 Pc Cobalt M42 Drill Bit Index Set Includes: 16 Fractional Sizes from 17 64" to 1 2" (by 1 64ths) 17 64, 9 32", 19 64", 5 16", 21 64", 11 32", 23 64", 3 8", 25 64", 13 32", 27 64", 7 16", 29 64", 15 32", 31 64", 1 2" Specifications: Premium Solid Cobalt M42 Super High Speed Steel Sized in 1 64th Increments (Does not Skip any Sizes) High Heat Treated Hardness 68 70 HRC (Rockwell Hardness Scale) 135 Degree Split Point Prevents "Walking"