> 1/16"~3/8 21PCS Cobalt Drill Bits Set
1/16"~3/8 21PCS Cobalt Drill Bits Set View larger

1/16"~3/8 21PCS Cobalt Drill Bits Set

1/16"-3/8" Cobalt Jobber Twist Drill Bit 29 pieces of 29 Sizes

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1/16"-3/8"  Cobalt Jobber Twist Drill Bit 29 pieces of 29 Sizes .

  • Jobber bits have the best general purpose length to diameter ratio for professionals and DIYers
  • Made of High Speed Steel M35 Cobalt for general purpose, for mild metals and alloys, wood and plastic, great for indoor and outdoor work
  • Cobalt bits are long-lasting and heat resistant bits, lasting up to 6 times longer than normal HSS bits
  • Straight Shank will fit in any common drill
  • Includes 1 piece each of 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8",,  total of 21 drill bits
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