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Metal Drill Bits
60 piece Metal Index Black Oxide Drill Bit Set
60 piece Metal Index Black Oxide Drill Bit Set
61/64 In. x 6 In. Fractional Reduced Shank Black Oxide Drill Bit
7/64 In. x 6 In. Aircraft Fractional Black Oxide Drill Bit
1/16 In. x 6 In. Extra Length Aircraft Black Oxide Drill Bit
60 piece Metal Index Black Oxide Drill Bit Set
60 piece Metal Index Black Oxide Drill Bit Set
61/64 In. x 6 In. Fractional Reduced Shank Black Oxide Drill Bit
7/64 In. x 6 In. Aircraft Fractional Black Oxide Drill Bit
1/16 In. x 6 In. Extra Length Aircraft Black Oxide Drill Bit

Black Oxide Drill Bit Sets

For rotary drills/drivers

Drilling with High Precision

  • Speed helix design for three times faster drilling than standard bits
  • Last 50% longer than high-speed steel
  • Easier drilling, reduced heat and extended drill bit life
  • Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

Materials

Steel
Cast iron

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Contents

Choose a pack size

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Contents 4 options

Choose a pack size 4 options

Available product options (4)
Black Oxide Drill Bit Sets
from 

DRILLING WITH HIGH PRECISION

Bosch black oxide bits offer superior durability, speed and selection for most general purpose applications. Best for cutting holes into metal and work equally well in wood and plastic drilling.

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Product Options

Available product options: 4

Model number Contents Pack quantity
BL14 (1) 1/16", (1) 5/64", (1) 3/32", (1) 7/64", (2) 1/8", (1) 9/64", (1) 5/32", (1) 3/16", (1) 7/32", (1) 1/4", (1) 5/16", (1) 3/8", (1) 1/2" 14
BL21A (2) 1/16", (2) 5/64", (1) 3/32", (1) 7/64", (2) 1/8", (1) 9/64", (1) 5/32", (1) 11/64", (2) 3/16", (1) 13/64", (1) 7/32", (1) 15/64", (2) 1/4", (1) 5/16", (1) 3/8", (1) 1/2" 21
BL29 (1) 1/16", (1) 5/64", (1) 3/32", (1) 7/64", (1) 1/8", (1) 9/64", (1) 5/32", (1) 11/64", (1) 3/16", (1) 13/64", (1) 7/32", (1) 15/64", (1) 1/4", (1) 17/64", (1) 9/32", (1) 19/64", (1) 5/16", (1) 21/64", (1) 1/32", (1) 23/64", (1) 3/8", (1) 25/64", (1) 13/32", (1) 27/64", (1) 7/16", (1) 29/64", (1) 15/32", (1) 31/64", (1) 1/2" 29
IMD5007 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" 7

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