18 mm Drive Sockets | McMaster-Carr

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91 Products

Sockets

Socket Sets

6-Point Socket Sets

6-Point Socket Sets

These tools handle the toughest industrial applications

12-Point Socket Sets

12-Point Socket Sets

12 points quickly grip hex fasteners in the toughest industrial applications

Open-End 6-Point Socket Sets

Open-End 6-Point Socket Sets

A cutout and extra length help you reach and twist nuts without having to disconnect your line

Economy 6-Point Socket Sets

Economy 6-Point Socket Sets

Suitable for occasional maintenance work, these sets are imported

Economy 12-Point Socket Sets

Economy 12-Point Socket Sets

Suitable for occasional maintenance work, these are imported; 12 points quickly grip hex fasteners

Bolt-Through 6-Point Socket Sets

Bolt-Through 6-Point Socket Sets

Reach nuts at the bottom of a long threaded rod or bolt

Fastener-Holding 6-Point Socket Sets

Fastener-Holding 6-Point Socket Sets

Keep nuts and bolts in place as you turn them using two spring-loaded balls

Impact Socket Sets

6-Point Impact Socket Sets

6-Point Impact Socket Sets

The hex shape grips hex fasteners and prevents rounding

6-Point Flex Impact Socket Sets

6-Point Flex Impact Socket Sets

Pivot the head to access fasteners from an angle

Sockets

Universal-Fit Sockets

Universal-Fit Sockets

Turn multiple shapes and sizes of fasteners with a single socket

6-Point Sockets

6-Point Sockets

Get the tightest grip possible on hex fasteners to prevent rounding their points

12-Point Sockets

12-Point Sockets

Grip hex fasteners quickly

Spanner Sockets

Spanner Sockets

Pins grip the slotted sides on bearing nuts for easy tightening and loosening

Open-End 6-Point Sockets

Open-End 6-Point Sockets

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

Fastener-Holding 6-Point Sockets

Fastener-Holding 6-Point Sockets

Hold fasteners securely in place as you drive them in

Bolt-Through 6-Point Sockets

Bolt-Through 6-Point Sockets

Reach nuts at the bottom of a long threaded rod or bolt

12-Point Flex Sockets

12-Point Flex Sockets

Pivot the head to access fasteners from an angle and the 12-point shape quickly grips them

6-Point Flex Sockets

6-Point Flex Sockets

Pivot the head to access hex fasteners from an angle

Nonmarring 6-Point Sockets

Nonmarring 6-Point Sockets

Firmly grip hex nuts and bolts without rounding or scratching them

Impact Sockets

6-Point Impact Sockets

6-Point Impact Sockets

Achieve the tightest grip on hex fasteners and prevent rounding

6-Point Flex Impact Sockets

6-Point Flex Impact Sockets

Pivot the head on these sockets to access hex fasteners from an angle

12-Point Impact Sockets

12-Point Impact Sockets

The 12-point shape quickly grips hex fasteners

Fastener-Holding 6-Point Impact Sockets

Fastener-Holding 6-Point Impact Sockets

A magnet holds fasteners securely enough to drive self-tapping screws

Spark Plug Sockets

Spark Plug Sockets

Spark Plug Sockets

A rubber insert grips the plug to prevent damage

Other Products

Bit Sockets

Turn fasteners with an internal drive style without slipping and damaging the drive

Wrench Heads

Attach to your ratchet wrench and socket extension to turn fasteners where clearance is limited

Socket Wrenches

Socket Wrenches

Apply torque to turn nuts, bolts, and other fasteners without rounding the heads

Socket Bits

Switch out worn or damaged bits instead of replacing your entire bit socket

Torque Wrench Heads

Torque Wrench Heads

Pair with torque-limiting handles to create a custom torque wrench

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)