Thin Wrenches | McMaster-Carr

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607 Products

Open-End Wrenches

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.

60° Angle Open-End Wrenches

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

Miniature Open-End Wrenches

Sized for working on small equipment, these wrenches are 4 1/8" long with a slim head and handle.

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.

Two-Head Tight-Clearance Open-End Wrench Sets

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

Tight-Clearance Open-End Wrench Sets

Fit the narrow head 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.

Miniature Open-End Wrench Sets

Sized for working on small equipment, these wrenches are 4 1/8" long with a slim head and handle.

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.

Adjustable Wrenches

Tight-Clearance Adjustable Wrenches

Fit the thin head and long jaws into narrow spaces.

Wide-Opening Tight-Clearance
Adjustable Wrenches

The jaws on these wrenches are shaped to turn slip nuts, jam nuts, and large hex nuts.

Flex-Head Adjustable Wrenches

Also known as a basin wrench, this tool has a pivoting head and spring-close jaws for working in tight spaces where it’s difficult to adjust a traditional wrench.

Adjustable-Length Flex-Head Adjustable Wrenches

Extend the handle for additional reach.

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.

Box-End Wrench Heads

Attach one of these heads to your square-drive ratchet or torque wrench to extend its reach or to access spaces with limited vertical clearance.

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.

Thin-Wall 6-Point Impact Sockets

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

Socket 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.

Wrench Head Sets

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

Snap-Open Ratcheting Box-End Wrench Head Sets

Get a strong grip in tight areas, even on fasteners that are rounded or damaged.

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.

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.

Nonmarring 6-Point Impact Socket Sets

Tighten or loosen nuts and bolts without damaging the finish.

Ratchet Wrenches and Handles

Offset Flex-Head Ratchet Wrenches

The 20° offset head provides clearance when reaching over obstructions.

Flex-Head Ratchet Wrenches

Pivot the head to access fasteners in tight spots.

Quick-Release Flex-Head Ratchet Wrenches

No need to pull the socket off the tool—push a button to release.

Data-Recording Torque-and-Angle
Measuring Wrenches

The most advanced torque wrenches we offer, these tools store and recall up to 1,500 torque and angle measurements.

Torque-Measuring Wrenches

Measure with an accuracy of ±2%.

Flex-Head Adjustable Torque Wrenches

Pivot the head to access fasteners in tight spots.

No-Reset Adjustable Torque Wrenches

Unlike most torque wrenches, you don’t have to return the torque setting to the lowest value after use. These tools are also known as split-beam torque wrenches.

Combination Wrenches

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.

Flex-Head Ratcheting Combination Wrench Sets

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

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.

Tight-Clearance Adjustable Pin Spanner Wrenches for Holes on the Face

Tight-Clearance Adjustable Pin Spanner
Wrenches for Holes on the Face

The slim profile fits the flanges and nuts on the backing pads of portable sanders and grinders.

Valve Wheel Wrenches

Achieve the necessary leverage to turn hand wheels on large valves.

Combination Pipe/Valve Wheel Wrenches

Use one end as a traditional pipe wrench and the other to loosen valve wheels. These are also known as engineers’ pipe wrenches.

Flex-Head Strap Wrenches

Pivot the head to clear obstructions and turn filters and other cylindrical objects in hard-to-reach areas.

Tight-Clearance Flexible L-Keys

Tight-Clearance Flexible L-Key Sets

The assorted tools in these sets have a flexible joint that provides access to fasteners in hard-to-reach areas.

Tight-Clearance Flexible L-Keys

A flexible joint provides access to fasteners in hard-to-reach areas.

Open-End Wrenches

Tight-Clearance Open-End Wrenches

Two-Head Tight-Clearance Open-End Wrenches

75° Angle Tight-Clearance Open-End Wrenches

60° Angle Open-End Wrenches

Miniature Open-End Wrenches

Multi-Size Open-End Wrenches

Deep-Offset Tapered-Handle Open-End Wrenches

Two-Head Tight-Clearance Open-End Wrench Sets

Tight-Clearance Open-End Wrench Sets

75° Angle Tight-Clearance Open-End Wrench Sets

Miniature Open-End Wrench Sets

60° Angle Open-End Wrench Sets

Adjustable Wrenches

Tight-Clearance Adjustable Wrenches

Wide-Opening Tight-ClearanceAdjustable Wrenches

Flex-Head Adjustable Wrenches

Adjustable-Length Flex-Head Adjustable Wrenches

Sockets

Wrench Heads

Secure-Grip Wrench Heads

Box-End Wrench Heads

Open-End 6-Point Sockets

Thin-Wall 6-Point Impact Sockets

Socket Sets

Box-End Wrench Head Sets

Wrench Head Sets

Snap-Open Ratcheting Box-End Wrench Head Sets

Secure-Grip Wrench Head Sets

Ratcheting Wrench Head Sets

Open-End 6-Point Socket Sets

Nonmarring 6-Point Impact Socket Sets

Ratchet Wrenches and Handles

Offset Flex-Head Ratchet Wrenches

Flex-Head Ratchet Wrenches

Quick-Release Flex-Head Ratchet Wrenches

Data-Recording Torque-and-AngleMeasuring Wrenches

Torque-Measuring Wrenches

Flex-Head Adjustable Torque Wrenches

No-Reset Adjustable Torque Wrenches

Combination Wrenches

Reversible Stubby RatchetingCombination Wrenches

Stubby Ratcheting Combination Wrenches

Flex-Head Ratcheting Combination Wrenches

Flex-Head Ratcheting Combination Wrench Sets

Socket Wrenches

Flex-Head Socket Wrenches

Socket Wrench Sets

Tight-Clearance Adjustable Pin Spanner Wrenches for Holes on the Face