SKU: 70798074456

Bosch CO4158 12-Piece 31/64 In. x 5-7/8 In. Cobalt Drill Bit

Sale price$18.98 Regular price$21.09
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Ships within 48 hours · Estimated delivery Jun 15 - Jun 20

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Description

Bosch CO4158 12-Piece 31/64 In. x 5-7/8 In. Cobalt Drill BitWithstands high temperature applications for extended periods of time (up to 1,100F) Rigid, thick web design adds stability to bit in tough applications Surface hardened to penetrate tough abrasive materials Available in jobber length, full shank Best used for drilling into light gauge metal, high carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium Bosch cobalt drill bits are specially designed for drilling in hard steel.

Bosch CO4158 12-Piece 31/64 In. x 5-7/8 In. Cobalt Drill Bit
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 70798074456

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4.1 ★★★★★
Based on 1276 reviews
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E
Verified Purchase
Emily
New York, US
★★★★★ 4
Cool not cold
Color: Light Gray, Size: Queen
Super silky like material. Comfy and fits pillow perfectly. Wish it could be a more cold then cool.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
C
Verified Purchase
Cat Flo
Dallas, US
★★★★★ 3
It’s ok could be cooler
Color: Light Gray, Size: Queen
Decent — could be cooler. They’re a nice color and texture. It fit my pillows well no annoying zippers it’s nice to sleep on and stay in place.
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Reviewed in the United States on March 8, 2026
K
Verified Purchase
kenneth e tompor
Los Angeles, US
★★★★★ 5
Comfort
Color: Champagne, Size: Queen
What a lifesaver, great feel, and awesome cooling feel
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Reviewed in the United States on June 2, 2026
A
Verified Purchase
Andrew
Waukegan, US
★★★★★ 5
Cool bedding
Color: Champagne, Size: Queen
As advertised nice and soft. But most of all cool. It really stays cool, especially on warm nights. A.
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Reviewed in the United States on April 26, 2026
S
Verified Purchase
2021 self improvement challenge
Grantham, US
★★★★★ 5
Actually cooling and comfortable.
Color: Royal Blue, Size: King
Incredible cases. Soft, super comfortable and actually cooling as claimed. Highly recommended. Love these!
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Reviewed in the United States on May 18, 2026

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