1 1/8" Wrenches | McMaster-Carr

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.

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.

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.

Nonsparking Combination Wrench Sets

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

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.

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.

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.

Deep-Offset Tapered-Handle Open-End Wrenches

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

Multi-Size Open-End Wrenches

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

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.

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.

Sockets

Wrench Heads

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

Secure-Grip Wrench Heads

Grip more of your fastener head with these wrench heads.

6-Point Sockets

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

Nonsparking 6-Point Sockets

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

Extra-Deep 6-Point Sockets

With more than double the clearance of standard sockets, these sockets access nuts on extra-long bolts.

12-Point Sockets

Spanner Sockets

For easy tightening and loosening, these sockets have pins that grip the slotted sides on bearing nuts.

8-Point Sockets

Quickly position these sockets on square and external 8-point fasteners.

Universal-Fit Sockets

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

Impact Sockets

6-Point Impact Sockets

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

6-Point Flex Impact Sockets

Pivot the head to access fasteners from an angle.

Extra-Deep 6-Point Impact Sockets

Extra length allows access to fasteners on long bolts.

Thin-Wall 6-Point Impact Sockets

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

6-Point Impact Sockets with Spline Drive

Attach these sockets to your spline-drive impact wrench.

12-Point Impact Sockets

The 12-point shape quickly positions on hex fasteners.

Nonsparking 12-Point Impact Sockets

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

8-Point Impact Sockets

Quickly position these sockets on square fasteners.

Extra-Deep 8-Point Impact Sockets

Extra length allows access to fasteners on long bolts.

Impact Hex Bit Sockets

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

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.

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.

Extra-Deep 6-Point Socket Sets

With more than double the clearance of standard sockets, the sockets in these sets access nuts on extra-long bolts.

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.

8-Point Socket Sets

With twice as many corners, 8-point sockets grab onto square-drive screws and nuts more quickly than 4-point sockets.

Wrench Head Sets

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

Secure-Grip Wrench Head Sets

Grip more of your fastener head with these wrench heads.

Maintenance Bit Socket Sets

Keep a convenient variety of drive styles and sizes of bit sockets on hand.

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.

4-Point Impact Socket Sets

Turn square-drive fasteners in several sizes with these socket sets.

Dual-Size 12-Point Impact Socket Sets

Use one socket to switch between two fastener sizes.

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.

Box Wrenches

Two-Head Box Wrenches

Deep-Offset Box Wrenches

The heads are angled to provide clearance around obstructions.

Ratcheting Box Wrenches

A ratchet mechanism allows you to turn fasteners in tight spaces without removing and repositioning the wrench.

Extended-Reach Ratcheting Box Wrenches

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

Deep-Offset Striking Box Wrenches

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

High-Leverage Box Wrenches

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

Deep-Offset High-Leverage Box Wrenches

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

Tapered-Handle Box Wrenches

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

Box Wrench Sets

These wrenches are polished for a mirror-like finish.

Deep-Offset Box Wrench Sets

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

Changeable-Head Torque Wrenches

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

Welding Tank Wrenches

Turn valve stems, nuts, and caps on welding tanks.