Rounded Wrenches | McMaster-Carr

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1,160 Products

Combination Wrenches

Corrosion-Resistant Combination Wrenches

These wrenches are made of stainless steel for excellent corrosion resistance.

Nonsparking Combination Wrenches

Made of materials that are Factory Mutual approved, these wrenches inhibit sparking and are nonmagnetic and corrosion resistant. They satisfy OSHA requirements that specify nonsparking tools for locations where flammable vapors and combustible residues are present.

Stubby Combination Wrenches

When working in tight spaces, these short wrenches fit where others can't.

Extended-Reach Combination Wrenches

An extra-long handle provides access to hard-to-reach fasteners and increases leverage.

Ratcheting Combination Wrenches

Flip these wrenches over to ratchet in the opposite direction.

Reversible Ratcheting Combination Wrenches

A lever reverses the ratchet direction.

Reversible Stubby Ratcheting
Combination Wrenches

A lever reverses the ratchet direction.

Stubby Ratcheting Combination Wrenches

Flip these wrenches over to ratchet in the opposite direction.

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.

Flex-Head Ratcheting Combination Wrenches

Pivot the box end for access to fasteners in tight spots.

Combination Wrench Sets

Economy Combination Wrench Sets

Suitable for occasional maintenance work, these sets are imported.

Premium Combination Wrench 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.

High-Visibility Combination Wrench Sets

Quickly find the wrenches you're looking for with these brightly colored sets.

Corrosion-Resistant Combination Wrench Sets

These wrenches are made of stainless steel for excellent corrosion resistance.

Nonsparking Combination Wrench Sets

Made of aluminum-bronze that is Factory Mutual approved, these wrenches inhibit sparking and are nonmagnetic and corrosion resistant.

Stubby Combination Wrench Sets

When working in tight spaces, these short wrenches fit where others can't.

Premium Reversible Ratcheting
Combination Wrench 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 Reversible Ratcheting
Combination Wrench Sets

Suitable for occasional maintenance work, these sets are imported.

Ratcheting Combination Wrench Sets

Flip these wrenches over to ratchet in the opposite direction.

Flex-Head Ratcheting Combination Wrench Sets

Pivot the box end for access to fasteners in tight spots.

Economy Stubby Ratcheting
Combination Wrench Sets

Suitable for occasional maintenance work, these sets are imported.

Premium Stubby Ratcheting
Combination Wrench 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.

Reversible Stubby Ratcheting
Combination Wrench Sets

A lever reverses the ratchet direction.

Spline Ratcheting Combination Wrench Sets

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.

Open-End Wrenches

Two-Head Open-End Wrenches

60° Angle Open-End Wrenches

One head is angled 60° for access to hard-to-reach fasteners. These are also known as ignition wrenches.

Corrosion-Resistant Open-End Wrenches

These wrenches are made of stainless steel for excellent corrosion resistance.

Nonsparking Open-End Wrenches

Made of aluminum-bronze that is Factory Mutual approved, these wrenches inhibit sparking and are nonmagnetic and corrosion resistant. They satisfy OSHA requirements that specify nonsparking tools for locations where flammable vapors and combustible residues are present.

Tight-Clearance Open-End Wrenches

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

Two-Head Tight-Clearance Open-End Wrenches

These are also known as tappet wrenches.

75° Angle Tight-Clearance Open-End Wrenches

One head is angled for access to hard-to-reach fasteners. These are also known as ignition wrenches.

Secure-Grip Open-End Wrenches

The opening shape makes more contact with fasteners for a better grip than standard open-end wrenches. These tools are also known as flare-nut or line wrenches.

Stubby Open-End Wrenches

When turning fasteners in small spaces, these short wrenches fit where others can't.

Striking Open-End Wrenches

Strike the handle with a hammer to break stuck fasteners free. These are also known as slugging wrenches.

Deep-Offset Tapered-Handle Open-End Wrenches

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

Tapered-Handle Open-End Wrenches

Also known as spud, structural, and construction wrenches, use the pointed end of the handle to align bolt holes during assembly.

Open-End Wrench Sets

60° Angle Open-End Wrench Sets

One head is angled 60° for access to hard-to-reach fasteners. These are also known as ignition wrenches.

Corrosion-Resistant Open-End Wrench Sets

Made of stainless steel, these wrenches have excellent corrosion resistance.

Tight-Clearance Open-End Wrench Sets

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

Two-Head Tight-Clearance Open-End Wrench Sets

The slim heads fit into tight spaces and around thin fasteners.

75° Angle Tight-Clearance Open-End Wrench Sets

One head is angled 75° for access to hard-to-reach fasteners. These are also known as ignition wrenches.

Stubby Open-End Wrench Sets

When turning fasteners in small spaces, these short wrenches fit where others can't.

Secure-Grip Open-End Wrench Sets

The opening shape makes more contact with fasteners for a better grip than standard open-end wrenches. These tools are also known as flare-nut or line wrenches.

Square Drive Sockets and Ratchet Wrenches

Tight-Clearance Offset Sockets

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.

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.

Socket Wrenches

Flex-Head Socket Wrenches

Pivot the socket end to access hard-to-reach fasteners.

Socket Wrench Sets

These wrenches have one pivoting socket end and one open end.