13/16" Hex Drivers | McMaster-Carr

Often used with an extension, these sockets turn fasteners and fittings in obstructed areas that a regular socket can't reach. They are also known as crowfoot wrenches.

Secure-Grip Tight-Clearance Offset Sockets

The opening shape makes more contact with fasteners for a better grip than standard open-end sockets. Also known as flare-nut or line wrench sockets, they're often used with flared tube fittings and fuel and hydraulic lines.

Spark Plug Sockets

A rubber insert grips the plug to prevent damage.

Flex Spark Plug Sockets

Pivot the head to access fasteners from an angle.

Bolt-Through Sockets

Turn nuts on bolts and threaded rod, which pass through these sockets.

Impact Hex Bit Sockets

6-Point Impact Sockets

Achieve the best possible grip on hex fasteners and prevent rounding.

Fastener-Holding 6-Point Impact Sockets

A magnet holds the fastener securely enough to drive self-tapping screws.

6-Point Flex Impact Sockets

Pivot the head to access fasteners from an angle.

Thin-Wall 6-Point Impact Sockets

With a smaller OD than standard sockets, these fit between tightly spaced fasteners.

12-Point Impact Sockets

The 12-point shape quickly positions on hex fasteners.

Socket Sets

Premium 6-Point Socket Sets

Made in the U.S.A., these tools handle the toughest industrial applications, provide the best grip on fasteners, and have a superior finish.

Economy 6-Point Socket Sets

Suitable for occasional maintenance work, these sets are imported.

Value 6-Point Socket Sets

For high quality at a lower price, choose these U.S.A.-made sets.

Nonsparking 6-Point Socket Sets

Made of aluminum-bronze, these sockets satisfy OSHA requirements that specify nonsparking tools for locations where flammable vapors and combustible residues are present.

Premium 12-Point Socket Sets

Made in the U.S.A., these tools handle the toughest industrial applications, provide the best grip on fasteners, and have a superior finish.

Economy 12-Point Socket Sets

Suitable for occasional maintenance work, these sets are imported.

Value 12-Point Socket Sets

For high quality at a lower price, choose these U.S.A.-made sets.

Box-End Tight-Clearance Offset Socket Sets

Make maximum contact on all sides of a fastener to reduce slipping. These sockets are also known as torque adapters.

Tight-Clearance Offset Socket Sets

Often used with an extension, these sockets turn fasteners and fittings in obstructed areas that a regular socket can't reach. They are also known as crowfoot wrenches.

Secure-Grip Tight-Clearance Offset Socket Sets

6-Point Impact Socket Sets

The hex shape grips hex fasteners and prevents rounding. These sockets are made to withstand the high torque and force of impact tools.

6-Point Flex Impact Socket Sets

Pivot the head to access fasteners from an angle.

Budd Wheel Impact Socket Sets

Remove and install dual wheels on trucks and trailers with the sockets in these sets.

Open-End Wrenches

Tight-Clearance Open-End Wrenches

The slim head fits into tight spaces and around thin fasteners.

Multi-Size Open-End Wrenches

Also known as alligator wrenches and water-meter nut wrenches, the V-shaped head fits multiple hex fastener sizes.

Deep-Offset Tapered-Handle Open-End Wrenches

The head is offset 45° to provide additional clearance when reaching over obstructions.

Tight-Clearance Open-End Wrench Sets

Fit the narrow head into tight spaces and around thin fasteners.

Box Wrenches

Snap-Open Ratcheting Box Wrenches

Open the jaws to fit around a fastener like an open-end wrench; close the jaws and the wrench acts like a ratcheting box wrench.

High-Leverage Box Wrenches

The long handle provides extra leverage—add an extension to increase it even more.

Spline Ratcheting Combination Wrenches

A spline-shaped box end turns spline, hex, and 12-point fasteners. This shape also gets a better grip on rounded fasteners that can be difficult to turn with a traditional wrench.

Changeable-Head Torque Wrenches

Change heads to use these tools as an open-end, box, square drive, or hex-key wrench.

Lug Wrenches

Turn lug bolts on car and truck wheels. These wrenches have a different socket size at each end.