16 mm Wrenches | McMaster-Carr

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131 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.

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.

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.

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.

Corrosion-Resistant Combination Wrench Sets

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

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.

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.

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.

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.

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.

Sockets

Wrench Heads

Reach nuts obstructed by a fluid line or other barrier with these wrench heads.

6-Point Sockets

The hex shape achieves the best possible grip on hex fasteners to prevent rounding their points.

6-Point Flex Sockets

Pivot the head to access fasteners from an angle.

Fastener-Holding 6-Point Sockets

Hold fasteners securely in place as you drive them.

Open-End 6-Point Sockets

Slide the open side of these sockets over a tube or hose to adjust a nut that’s already installed.

Nonmarring 6-Point Sockets

With a plastic insert, these sockets firmly grip hex nuts and bolts without rounding them or scratching highly polished finishes.

Bolt-Through 6-Point Sockets

Pair these sockets with a bolt-through ratchet wrench to reach nuts at the bottom of a long threaded rod or bolt which can pass through the socket and the head of the wrench.

12-Point Sockets

12-Point Flex Sockets

Pivot the head to access fasteners from an angle.

Universal-Fit Sockets

Turn multiple shapes and sizes of fasteners with a single socket.

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.

12-Point Impact Sockets

The 12-point shape quickly positions on hex fasteners.

Impact Hex Bit Sockets

These sockets are made to withstand the high torque and force of impact tools.

Extended-Reach Impact Hex Bit Sockets

Extra-long bits help you access hard-to-reach fasteners.

Socket Sets

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.

Bolt-Through 6-Point Socket Sets

Pair the sockets in these sets with the bolt-through ratchet wrench to reach nuts at the bottom of a long threaded rod or bolt.

Open-End 6-Point Socket Sets

The sockets in these sets have a cutout and extra length so you can reach and twist nuts without having to disconnect your line.

Fastener-Holding 6-Point Socket Sets

Two spring-loaded balls inside these sockets firmly hold nuts and bolts in place as you turn them, including nonmagnetic fasteners like stainless steel screws.

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.

Wrench Head Sets

Reach nuts obstructed by a fluid line or other barrier with the wrench heads in these sets.

Box-End Wrench Head Sets

Attach one of the heads in these sets to a torque wrench for more leverage to loosen a stubborn fastener.

Secure-Grip Wrench Head Sets

Grip more of your fastener head with these wrench heads.

Ratcheting Wrench Head Sets

Connect one of the heads in these sets to a socket extension to reach an obstructed fastener, then turn the fastener without removing and repositioning the wrench head.

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.

Impact Hex Bit Socket Sets

Use these sockets as an alternative to a screwdriver or L-key. They are made to withstand the high torque and force of impact tools.

Extended-Reach Impact Hex Bit Socket Sets

Extra-long bits help you access hard-to-reach fasteners.

Box Wrenches

Deep-Offset Box Wrenches

The heads are angled to provide clearance around obstructions.

Curved Box Wrenches

Also known as half-moon and obstruction wrenches, the shape lets you reach around obstacles and into machinery.

Two-Head Ratcheting Box Wrenches

Ratchet mechanisms allow you to turn fasteners in tight spaces without removing and repositioning the tool.

Two-Head Deep-Offset Ratcheting Box Wrenches

The 25° offset heads give you additional clearance to turn hard-to-reach fasteners.

Deep-Offset Ratcheting Box Wrenches

The offset head gives you additional clearance to turn hard-to-reach fasteners.

Deep-Offset Box Wrench Sets

The heads are offset 45° to provide clearance for reaching over obstructions.

Snap-Open Ratcheting Box Wrench Sets

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.

Flex-Head Socket Wrenches

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

Changeable-Head Torque Wrenches

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

L-Keys

Turn fasteners from either end and reach into tight spots.

Combination Wrenches

Combination Wrenches

Corrosion-Resistant Combination Wrenches

Nonsparking Combination Wrenches

Stubby Combination Wrenches

Extended-Reach Combination Wrenches

Ratcheting Combination Wrenches

Reversible Ratcheting Combination Wrenches

Spline Ratcheting Combination Wrenches

Reversible Stubby RatchetingCombination Wrenches

Stubby Ratcheting Combination Wrenches

Flex-Head Ratcheting Combination Wrenches

Combination Wrench Sets

Economy Combination Wrench Sets

Premium Combination Wrench Sets

Corrosion-Resistant Combination Wrench Sets

Stubby Combination Wrench Sets

Premium Reversible RatchetingCombination Wrench Sets

Ratcheting Combination Wrench Sets

Flex-Head Ratcheting Combination Wrench Sets

Economy Stubby RatchetingCombination Wrench Sets

Premium Stubby RatchetingCombination Wrench Sets

Reversible Stubby RatchetingCombination Wrench Sets

Spline Ratcheting Combination Wrench Sets

Open-End Wrenches

Two-Head Open-End Wrenches

60° Angle Open-End Wrenches

Corrosion-Resistant Open-End Wrenches

Tight-Clearance Open-End Wrenches

Two-Head Tight-Clearance Open-End Wrenches

75° Angle Tight-Clearance Open-End Wrenches

Secure-Grip Open-End Wrenches

Open-End Wrench Sets

60° Angle Open-End Wrench Sets

Tight-Clearance Open-End Wrench Sets

Two-Head Tight-Clearance Open-End Wrench Sets

75° Angle Tight-Clearance Open-End Wrench Sets

Sockets

Wrench Heads

6-Point Sockets

6-Point Flex Sockets

Fastener-Holding 6-Point Sockets

Open-End 6-Point Sockets

Nonmarring 6-Point Sockets

Bolt-Through 6-Point Sockets

12-Point Sockets

12-Point Flex Sockets

Universal-Fit Sockets

6-Point Impact Sockets

Fastener-Holding 6-Point Impact Sockets

6-Point Flex Impact Sockets

12-Point Impact Sockets

Impact Hex Bit Sockets

Extended-Reach Impact Hex Bit Sockets

Socket Sets

6-Point Socket Sets

Economy 6-Point Socket Sets

Bolt-Through 6-Point Socket Sets

Open-End 6-Point Socket Sets

Fastener-Holding 6-Point Socket Sets

12-Point Socket Sets

Economy 12-Point Socket Sets

Wrench Head Sets

Box-End Wrench Head Sets

Secure-Grip Wrench Head Sets

Ratcheting Wrench Head Sets

6-Point Impact Socket Sets

6-Point Flex Impact Socket Sets

Impact Hex Bit Socket Sets

Extended-Reach Impact Hex Bit Socket Sets

Box Wrenches

Deep-Offset Box Wrenches

Curved Box Wrenches

Two-Head Ratcheting Box Wrenches

Two-Head Deep-Offset Ratcheting Box Wrenches

Deep-Offset Ratcheting Box Wrenches

Deep-Offset Box Wrench Sets

Snap-Open Ratcheting Box Wrench Sets

Flex-Head Socket Wrenches

Flex-Head Socket Wrenches

Reversible Stubby Ratcheting
Combination Wrenches

Premium Reversible Ratcheting
Combination Wrench Sets

Economy Stubby Ratcheting
Combination Wrench Sets

Premium Stubby Ratcheting
Combination Wrench Sets

Reversible Stubby Ratcheting
Combination Wrench Sets