Top 10 21mm Impact Socket 1/2 Drive – Triple Square Drive Sockets

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1. Craftsman


21mm CMMT16081, Metric, 1/2-Inch Drive, CRAFTSMAN Deep Impact Socket

Craftsman #ad - Meets or exceeds ASME Specifications. Corrosion resistant: Metric Socket have a black oxide finish. Quick size identification: Impact sockets 1/2 drive comes with large markings. Increased torque: 6-point impact socket comes with fastener.
BrandCraftsman #ad
ManufacturerCRAFTSMAN #ad
Part NumberCMMT16081

2. Craftsman


CRAFTSMAN Shallow Impact Socket, 21mm CMMT15868, Metric, 1/2-Inch Drive

Craftsman #ad - Increased torque: 6-Point Impact Sockets 1/2 Drive with fastener. Corrosion resistant: Impact Socket Has Black Oxide Finish. Meets or exceeds ASME Specifications. Quick size identification: Metric Sockets Come with Large Markings.
BrandCraftsman #ad
ManufacturerCRAFTSMAN #ad
Part NumberCMMT15868

3. Performance Tool


Red, Performance Tool W32925 Performance Tool 1/2-Inch Impact Drive 21mm Thin Wall Socket

Performance Tool #ad - Protective sleeves and plastic inserts prevent scratching of wheels and lug nuts. Color coded for easy identification. Heavy duty chrome molybdenum. 31. 2mm. Impact Socket. Outside diameter including sleeve: 1. 228 in.
BrandPerformance Tool #ad
ManufacturerWIOGW #ad
Height1.1 Inches
Length5.8 Inches
Weight0.55 Pounds
Width1.6 Inches
Part NumberW32925

4. Sunex Tools


Sunex 221md 1/2-Inch Drive 21-mm Deep Impact Socket

Sunex Tools #ad - Forged from the finest chrome molybdenum alloy steel-the best choice for strength and durability. 1/2-inch drive, 21mm deep impact socket. Provides increased strength, but also avoids rounding of rusted or damaged fasteners. Radius corner design-to extend the life of fasteners. The design drives the side of the fastener instead of the corner.
BrandSunex Tools #ad
ManufacturerSunex International #ad
Height3 Inches
Length1 Inches
Weight0.25 Pounds
Width1 Inches
Part Number221MD
WarrantyLifetime warranty



TEKTON 1/2 Inch Drive x 21 mm 12-Point Impact Socket | SID22321

TEKTON #ad - 12-point socket opening provides an exact fit for 12-point fasteners. Meets a minimum of 1. 3 times the ansi/ASME standard for proof torque. Size is marked both with a high-visibility laser marking and a permanent stamped marking that won't wear off. Radiused corners prevent fastener round-off by applying force to a fastener's flat sides, rather than its corners. Overall socket Length: 1. 50 inches.
BrandTEKTON #ad
ManufacturerTEKTON #ad
Height1.1 Inches
Length1.5 Inches
Weight0.22 Pounds
Width1.1 Inches
Part NumberSID22321
WarrantyNo time limits, no receipts: tekton. Com/tool-help.



GEARWRENCH 1/2" Drive 6 Pt. Deep Impact Socket, 21mm, 84579N

GEARWRENCH #ad - Chrome molybdenum alloy steel CR-MO for exceptional strength and durability. Color: Black. Manufactured in China.
ManufacturerApex Tool Group #ad
Height6 Inches
Length2.05 Inches
Weight0.65 Pounds
Width1.5 Inches
Part Number84579N
WarrantyStandard Limited Lifetime

7. Jetech


Torque Electric Wrenches, Metric, Chrome Molybdenum Alloy Steel, 6-Point Hex Shallow Socket for Ratchets, Strong and Durable, Jetech 1/2 Inch Drive 21mm Impact Socket

Jetech #ad - 6 point hex socket 6 point socket opening exact fit for hex fasteners and avoid slipping off, You can easily install, remove and repair wheel or axle nuts on your vehicle. Radius corner design - the lifespan of both the fastener and socket will be greatly prolonged with the torque distributed to the inwall.

Cold forging & heat treatment - Cold forging and heat treatment greatly improve the performance of the socket with enhanced hardness, increased wear-resistance and lifespan. It’s much stronger to stand greater impact force than chrome vanadium ones. Cr-mo alloy steel - cr-mo impact socket features with added strength, higher working temperatures and corrosion resistance.

Driver compatibility 1/2 inch drive 21mm impact socket is designed for use with powered impact wrenches or drivers, Please make sure the socket you are purchasing is compatible with your tool, such as an air impact wrench, ratchet or other type of turning.
BrandJetech #ad
ManufacturerJetech #ad
Height1.46 Inches
Length1.18 Inches
Width1.18 Inches
Part NumberFK1ov2-21

8. Sunex Tools


Sunex 2621 1/2-Inch Drive 21-Mm Extra Thin Wall Deep Impact Socket

Sunex Tools #ad - Extra Thin Wall. 1/2-inch drive by 21mm. Durability radius corner design. Cr-mo alloy steel for long life.
BrandSunex Tools #ad
ManufacturerSunex International #ad
Height2.9 Inches
Length1 Inches
Weight0.4 Pounds
Width0.9 Inches
Part Number2621



1/2" Thin Wall Deep Impact Socket Set Plastic Sleeve Lug Nut, 17mm,19mm,21mm,22mm, 6 Point,Metric, CASOMAN 1/2- Inch Drive Wheel Protector Impact Socket, 4 Pieces Set

CASOMAN #ad - Heavy duty plastic blow-molded carrying case for easy transport, simple storage, and quick organization. Meets or exceeds ansi performance standards. 360° non-scratch nylon sleeve and insert protect bolt tops, wheel rims, and lug nuts from scratches during use. Color electroplate finish, material:cr-mo, 6 point, Metric, 19mm, set include: 1/2-inch Dirve: 17mm, 21mm, 22mm. It comes with 1 year quality warranty. Color-coded, non-marring, thin-walled, and Laser etched.
BrandCASOMAN #ad
ManufacturerCASOMAN #ad
Height1.97 Inches
Length5.71 Inches
Weight1016 Grams
Width5.51 Inches
Part NumberCS032

10. Capri Tools


Metric, 6-Point, 1/2-Inch Drive, Capri Tools 21 mm Universal Impact Socket

Capri Tools #ad - The universal swivel impact socket has a 30 degree working angle and rotates 360 degrees, letting you reach and apply torque power to fasteners even in tight spots.

Premium chrome molybdenum steel tempered with our proprietary heat treatment process to withstand more torque from power tools. Expertly coated with manganese phosphate, the preferred coating in military and aerospace, which offers superior protection and corrosion resistance compared to black oxide coating on other impact sockets. 6-point wavedrive design grips fasteners more tightly than traditional design, preventing fastener rounding and giving you more leverage. Size: 21 mm.
BrandCapri Tools #ad
ManufacturerCapri Tools #ad
Height0.5 Inches
Length6 Inches
Weight0.35 Pounds
Width4 Inches
Part Number5-5321