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Your cart is empty. * Made of chrome-moly steel construction for strength and durability.
* To prevent rust and corrosion, the black phosphate finish absorbs and retains oil, repelling moisture.
* To prevent round-off under stress, it grips the flat sides of fastener heads rather than the corners.
* The through-hole in the drive end locks onto the tang of impact wrenches or drivers so it won't fall off or stick on fastener heads.
* Widely used in DIY hand-making, household maintenance, and most general repairs.
Specifications:
* Socket Size: 21mm
* Drive Size: 1-inch
* Total Length: 80mm / 3.15-inch
* Material: Chrome-Molybdenum Steel (CR-MO)
* Finish: Black Phosphate
* Color: Black
Package Content:
* 1 x Square Impact Sockets
Angel Gonzalez
Reviewed in the United States on March 25, 2025
Buena herramienta.
Willie Hawkins
Reviewed in the United States on January 13, 2025
removing wheels from trucks
keith
Reviewed in the United States on April 20, 2025
Well built and worked well
I'm Worth It
Reviewed in the United States on June 3, 2024
I purchased this tool specifically to use on Budd style semi-truck lug studs. 21mm is equal to 13/16 standard. This socket works perfectly at 500+ ft lb. The tool is well made and should last for years.
Kindle Customer
Reviewed in the United States on November 26, 2024
strong material and great for the price.
crazzy_426
Reviewed in the United States on October 28, 2024
Works as it should
Chad A. Young
Reviewed in the United States on October 3, 2023
Good quality
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