McMaster-Carr

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	System of Measurement System of Measurement

Inch

Metric

ft.-lbs.

	Size Size

	Material Material

	Wrench Style Wrench Style


Open End	Box

Combination	Socket

Spanner	Square Drive

	Overall Length Overall Length

1 13/16"-4 11/16"

5"-11"

5 1/2"-14 1/2"

	Opening Shape Opening Shape


Rounded	12-Point

6-Point

	Individual/Set Individual/Set

Individual

Set

	For Drive Style For Drive Style


External Hex	External Square

External 12- Point	Hex

	Ratcheting or Nonratcheting Ratcheting or Nonratcheting

Nonratcheting

Ratcheting

	Wrench Type Wrench Type

Standard

Torque

	Socket Type Socket Type


Socket	Extension

	Head Style Head Style


Standard	Offset

	Socket Shape Socket Shape

	6- Point		12- Point

	Head Thickness Head Thickness

	Number of Heads Number of Heads

	Jaw Type Jaw Type

Fixed

Adjustable

	For Use With For Use With

Screws and Nuts

Drum Plugs

Pipe

Rings, Flanges, and Collars

	Square Drive Size Square Drive Size

1/2"

3/4"

	Maximum Jaw Capacity Maximum Jaw Capacity

	Drive Type Drive Type

Manual

Impact

	Safety Properties Safety Properties

Nonmagnetic

Nonsparking

	Number of Pieces Number of Pieces

	OD OD

142 Products

Wrenches and Sockets

Combination Wrenches

These wrenches have an open end and a box end of the same size.

Adjustable Wrenches

Move the jaw to quickly adapt to the size of a fastener or workpiece.

Open-End Wrenches

Access fasteners from the top or side.

Box Wrenches

Make maximum contact on all sides of a fastener to reduce slipping.

Square Drive Sockets
and Ratchet Wrenches

Attach different sockets to a ratcheting wrench to turn a variety of fastener sizes and shapes.

Spanner Wrenches

Shaped to grab notches and recesses, these wrenches turn collars, bearings, and other machine tool components.

Drum Plug Wrenches

Also known as bung wrenches, these tools are used to install and remove screw-in drum plugs.

Pipe Wrenches

Grip pipe and conduit as well as tighten and loosen fittings.

Drivers, Keys, and Bits

Nonsparking L-Keys

Made of beryllium copper that is FM approved, these keys help meet OSHA requirements that specify nonsparking tools for locations where flammable vapors and combustible residues are present.

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Wrenches and Sockets

Combination Wrenches

Adjustable Wrenches

Open-End Wrenches

Box Wrenches

Square Drive Socketsand Ratchet Wrenches

Spanner Wrenches

Drum Plug Wrenches

Pipe Wrenches

Drivers, Keys, and Bits

Nonsparking L-Keys

Square Drive Sockets
and Ratchet Wrenches