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3/8-in 5-1/2-in Titanium coated HSS Jobber length Twist Drill Bit

Ratings & Reviews for Kobalt 3/8-in 5-1/2-in Titanium coated HSS Jobber length Twist Drill Bit

3.9
394
Review
 4 out of 5
398 Reviews


62% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers report mixed results with these drill bits. Many praise sharpness, clean drilling, and excellent value, particularly for metal work and controlled applications like drill presses. However, a substantial number experience sudden breakage during first use or with minimal pressure in wood, aluminum, and composite materials, describing the bits as brittle or poor quality. Some note inconsistent performance depending on usage context and material type. Despite durability concerns, most customers who experience successful use find them worthwhile for the price.

Customer review summary generated by AI, including incentivized reviews.
398 Customer Reviews

Had one missing from a set

Replaced one I lost

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Kobalt drill bits

Would Not Recommend

Both bits broke immediately

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Broke last one

Would Recommend

Inexpensive

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Ok for any wood

Drills through red oak flooring wuth ease

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Used multiple times stayed sharp

Would Recommend

Worked great drilled holes in brick hung up address

February 28, 2026
From 1_SLASH_2-in 6-in Titanium coated HSS Jobber length Twist Drill Bit Verified Purchaser
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Bits are very short

Would Not Recommend

The drills are extremely short.

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Replacement hex drill bits

Would Recommend

Good to have a selection of individual drill bits, rather than have to buy a whole new set -should one break only one bit. Plus thanks for the bonus chocolate treat!

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Good quality stays sharp

Would Recommend

Better than average quality, good for drilling steel and aluminum too.

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You can replace individual bitts you break

Would Recommend

Solid product like all Kobalt tools

December 29, 2025
Verified Purchaser
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Poor performance

Would Not Recommend

Poor performance, does not last. Good only for 3 to 4 holes in Hardy plank type product.

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