Kobalt
Heat Treated Screwdriver Set
Historical Reference
This product is included for historical comparison and is not currently recommended for purchase.
20-piece set with heat treated chrome vanadium steel. Started strong but performance faded near end. Phillips screwdriver broke at only 63 inch-pounds. Black oxide magnetic tips. Made in China.
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The Best Screwdriver Set Ever Tested!
Project Farm
Mar 30, 2025
Ranked #13
2.5
"20-piece set with heat treated chrome vanadium steel. Started strong but performance faded near end. Phillips screwdriver broke at only 63 inch-pounds. Black oxide magnetic tips. Made in China."