Skip to content
TOUGH JOBS DONE RIGHT: Serious Tools Up to 50% Off. Shop the Deals >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order
$10
gift card
$250 Order
$25
gift card
$500 Order
$50
gift card
$1000 Order
$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 10/01/26.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

Bosch Cobalt M42 Drill Bit Set — 14 Pcs, Jobber Length, Split Point, Three-Flat Shank, Model# CO14B

Item# 6940917
Bosch Cobalt M42 Drill Bit Set — 14 Pcs, Jobber Length, Split Point, Three-Flat Shank, Model# CO14B

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Bosch Cobalt M42 Drill Bit Set — 14 Pcs, Jobber Length, Split Point, Three-Flat Shank, Model# CO14B

Click or Tap image to Zoom

$106.29

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • Cobalt M42 drill bit – provides upgraded M42 cobalt jobber-length bits designed for durability
  • Enhanced M42 alloy material – contains 8% cobalt alloy that delivers 10X life vs. standard bits
  • High-heat resistant bits – withstand high-temperature applications for extended periods of time
  • Hardened exterior – made to provide durability in stainless steel, cast iron, titanium, light-gauge metal and aluminum
  • Thick web-helix design – provides additional stability in tough applications

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Compare

Product Summary

Bosch Cobalt M42 Metal Drill Bits are engineered with upgraded M42 alloy, containing 8% cobalt. These hard-core cobalt bits deliver 10X life vs. standard bits, are jobber length and withstand high-heat applications. The thick web-helix design delivers fast material removal and increased stability. Bits that are 1/8in. and larger feature a split point; bits 3/16in. and larger feature a three-flat shank, for better bit grip. These cobalt drill bits provide superior performance in stainless steel and can be used to drill cast iron, titanium and other hard or abrasive metals.

What's Included

    (14) Cobalt M42 Drill Bit Set

Features + Benefits

  • Cobalt M42 drill bit – provides upgraded M42 cobalt jobber-length bits designed for durability
  • Enhanced M42 alloy material – contains 8% cobalt alloy that delivers 10X life vs. standard bits
  • High-heat resistant bits – withstand high-temperature applications for extended periods of time
  • Hardened exterior – made to provide durability in stainless steel, cast iron, titanium, light-gauge metal and aluminum
  • Thick web-helix design – provides additional stability in tough applications
  • Surface-hardened tip – penetrates tough abrasive materials
  • Split points on bits 1/8 In. and larger – allow for easy starts with no skating, eliminating the need for a center punch

Key Specs

AttributeSpecification

item#

6940917

Brand

Bosch

Ship Weight

1.06 LB
AttributeSpecification

Product Weight

1.0600 lb

Dimensions L x W x H (in.)

4.5 x 1.59 x 1.06 in

Reviews

Questions & Answers

Questions

Recently Viewed Items

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.