McMaster-Carr

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	System of Measurement System of Measurement

Inch

Metric

	Overall Length Overall Length

5"-10 1/8"

5 1/2"-
9 5/16"

5 1/2"-9 3/4"

10"

12"

	Head Style Head Style


Standard	Flex

	Wrench Style Wrench Style

	Open End
	Box
	Combination
	Spanner
	Strap

	Number of Pieces Number of Pieces

	Finish Finish

Chrome Plated

Black

	Ratcheting or Nonratcheting Ratcheting or Nonratcheting

Nonratcheting

Ratcheting

	Container Type Container Type

Plastic Roll-Up Pouch

Plastic Clip Rail

	For Drive Style For Drive Style


External 12-Point	External Hex	External Square

	Opening Shape Opening Shape


12-Point	Rounded

	Opening Angle Opening Angle

15°

Straight

	Size Size

	Material Material

Steel

Stainless Steel

	Flex Direction Flex Direction

Horizontal

Vertical

	Maximum Jaw Capacity Maximum Jaw Capacity

1 11/64"

1 5/16"

1 1/2"

	Jaw Type Jaw Type

Adjustable

Fixed

	Socket Type Socket Type


Square Drive Size Adapter	Flex Adapter

Socket

	Square Drive Size Square Drive Size

	For Use With For Use With

Screws and Nuts

Rings, Flanges, and Collars

Round and Irregular Objects

	Drive Type Drive Type

Impact

Manual

	Spanner Wrench Style Spanner Wrench Style


Hook	Pin

	Socket Shape Socket Shape

	6- Point		12- Point

	Square Drive Gender Square Drive Gender

Female

Male

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19 Products

Adjustable Wrench Sets

	Jaw
Overall Lg.	Max. Capacity	Texture	Container Type		Each
Chrome Plated
Steel
4", 6", 8", 10", 12"	1 1/2"	Smooth	Fabric Roll-Up Pouch	0000000	0000000
6", 8", 10"	1 5/16"	Smooth	Fabric Roll-Up Pouch	0000000	00000
Black
Steel
6", 8", 10"	1 11/64"	Smooth	Plastic Pouch	0000000	00000

Cushion-Grip Adjustable Wrench Sets

The handles are covered in plastic for a comfortable grip.

	Jaw
Overall Lg.	Max. Capacity	Texture	Grip Material		Each
Chrome-Plated Steel
8", 10", 12"	1 1/2"	Smooth	Plastic	0000000	000000

Flex-Head Ratcheting Combination Wrench Sets

Horizontal Flex

Vertical Flex

Pivot the box end for access to fasteners in tight spots. These wrenches have a ratchet mechanism that allows you to turn fasteners without removing and repositioning the tool. These wrenches are polished for a mirror-like finish.

Horizontal-flex wrenches have a button that locks and unlocks the head.

		Flex-Head Box End
Size	Overall Lg.	Flex Range of Motion	Turn Required to Ratchet	Features	Open-End Opening Angle	Material	Appearance	Specifications Met	Container Type		Each
Inch Wrench Sets—12-Point Box Opening
Horizontal Flex—8-Piece Sets
5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4"	5"-10 1/8"	180°	5°	Locking Head	Straight	Chrome-Plated Steel	Polished	__	Plastic Caddy	000000	0000000
Vertical Flex—7-Piece Sets
5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 3/4"	5 1/2"-9 3/4"	180°	5°	__	15°	Chrome-Plated Steel	Polished	__	__	0000000	000000
Metric Wrench Sets—12-Point Box Opening
Vertical Flex—7-Piece Sets
8 mm 10 mm 12 mm 13 mm 14 mm 15 mm 18 mm	5 1/2"-9 5/16"	180°	5°	__	15°	Chrome-Plated Steel	Polished	ASME B107.6m	__	0000000	000000

Square Drive Size Adapter Sets

Convert from one square drive size to another.

Flex adapters pivot to access fasteners from an angle.

Square Drive Size Adapters and Flex Adapters

No. of Pieces	Includes	Material	Finish		Each
10	Manual-Drive Chrome-Plated Square Drive Size Adapter—1/4" Female × 3/8" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—3/8" Female × 1/4" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—3/8" Female × 1/2" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—1/2" Female × 3/8" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—1/2" Female × 3/4" Male Manual-Drive Chrome-Plated Flex Adapter—1/4" Female × 1/4" Male Manual-Drive Chrome-Plated Flex Adapter—3/8" Female × 3/8" Male Impact-Drive Black Flex Adapter—1/4" Female × 1/4" Male Impact-Drive Black Flex Adapter—3/8" Female × 3/8" Male Impact-Drive Black Flex Adapter—1/2" Female × 1/2" Male	Steel	Black, Chrome Plated	00000000	0000000

12-Point Flex Socket Sets

Pivot the head to access fasteners from an angle. These sockets have 12-point shape that quickly positions on hex fasteners.

3/8" Square Drive—Chrome-Plated Steel
No. of Pieces	Includes		Each
7	Standard Sockets: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"	0000000	0000000

Impact Square Drive Size Adapter Sets

Convert from one square drive size to another. These adapters are made to withstand the high torque and force of impact tools.

Flex adapters pivot to access fasteners from an angle.

Square Drive Size Adapters and Flex Adapters

1/4", 3/8", 1/2", 3/4" Square Drive
No. of Pieces	Includes	Material	Finish		Each
7	3/8" Female × 1/2" Male Square Drive Size Adapter 1/2" Female × 3/8" Male Square Drive Size Adapter 1/2" Female × 3/4" Male Square Drive Size Adapter 3/4" Female × 1/2" Male Square Drive Size Adapter 1/4" Female × 1/4" Male Flex Adapter 3/8" Female × 3/8" Male Flex Adapter 1/2" Female × 1/2" Male Flex Adapter	Steel	Black	00000000	0000000

6-Point Flex Impact Socket Sets

Pivot the head to access fasteners from an angle. These sockets have a hex shape that grips hex fasteners and prevents rounding. They are made to withstand the high torque and force of impact tools.

3/8" Square Drive
No. of Pieces	Includes	Material	Finish		Each
7	Standard Sockets: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"	Steel	Black	0000000	0000000
10	Standard Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	Steel	Black	0000000	000000
1/2" Square Drive
7	Standard Sockets: 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16"	Steel	Black	0000000	000000

Adjustable Pin Spanner Wrench Sets for Holes on the Side

The head pivots to accommodate a range of diameters. These wrenches fit round holes on the circumference of collars, bearings, and other machine tool components.

No. of Pieces	Includes	Material	Finish	Specifications Met	Container Type		Each
6	Spanner Wrench for 3/4"-2" (19 mm-50 mm) Circle Dia.—1/8" Pin Dia. × 1/8" Pin Lg. × 6 1/2" O'all Lg. Spanner Wrench for 3/4"-2" (19 mm-50 mm) Circle Dia.—3/16" Pin Dia. × 5/32" Pin Lg. × 6 1/2" O'all Lg. Spanner Wrench for 1 1/4"-3" (32 mm-76 mm) Circle Dia.—3/16" Pin Dia. × 3/16" Pin Lg. × 8 1/16" O'all Lg. Spanner Wrench for 1 1/4"-3" (32 mm-76 mm) Circle Dia.—1/4" Pin Dia. × 7/32" Pin Lg. × 8 1/16" O'all Lg. Spanner Wrench for 2"-4 3/4" (51 mm-120 mm) Circle Dia.—1/4" Pin Dia. × 1/4" Pin Lg. × 11 3/16" O'all Lg. Spanner Wrench for 4 1/2"-6 1/4" (115 mm-158 mm) Circle Dia.—3/8" Pin Dia. × 1/4" Pin Lg. × 12 3/16" O'all Lg.	Steel	Black	ASME B107	Plastic Roll-Up Pouch	0000000	0000000

Adjustable Hook Spanner Wrench
Sets for Slots on the Side

The head pivots to accommodate a range of diameters. These wrenches fit slots on the circumference of collars, bearings, and other machine tool components.

Number of Pieces	Includes	Material	Finish		Each
5	Spanner Wrench for 3/4"-2" (19 mm-50 mm) Circle Dia.—3/8" Hook Wd. × 1/8" Hook Dp. × 6 1/2" O'all Lg. Spanner Wrench for 1 1/4"-3" (32 mm-76 mm) Circle Dia.—1/2" Hook Wd. × 5/32" Hook Dp. × 8 1/16" O'all Lg. Spanner Wrench for 2"-4 3/4" (51 mm-120 mm) Circle Dia. Circle Dia.—17/32" Hook Wd. × 7/32" Hook Dp. × 11 3/16" O'all Lg. Spanner Wrench for 4 1/2"-6 1/4" (115 mm-158 mm) Circle Dia.—17/32" Hook Wd. × 1/4" Hook Dp. × 12" O'all Lg. Spanner Wrench for 6 1/8"-8 3/4" (156 mm-222 mm) Circle Dia.—17/32" Hook Wd. × 5/16" Hook Dp. × 13 5/16" O'all Lg.	Steel	Black	0000000	0000000

Corrosion-Resistant Adjustable Hook
Spanner Wrench Sets for Slots on the Side

Made of stainless steel, these wrenches have excellent corrosion resistance. The head pivots to accommodate a range of diameters, fitting into the slots on the circumference of collars, bearings, and other machine tool components.

Number of Pieces	Includes	Material		Each
5	Spanner Wrench for 7/8"-1 3/8" (20 mm-35 mm) Circle Dia.—5/32" Hook Wd. × 5/64" Hook Dp. × 5 1/4" O'all Lg. Spanner Wrench for 1 3/8"-2 3/8" (35 mm-60 mm) Circle Dia.—3/16" Hook Wd. × 3/32" Hook Dp. × 7" O'all Lg. Spanner Wrench for 2 3/8"-3 1/2" (60 mm-90 mm) Circle Dia.—1/4" Hook Wd. × 1/8" Hook Dp. × 10" O'all Lg. Spanner Wrench for 3 1/2"-6 1/8" (90 mm-155 mm) Circle Dia.—5/16" Hook Wd. × 5/32" Hook Dp. × 11 1/4" O'all Lg. Spanner Wrench for 6 1/8"-9 1/8" (155 mm-230 mm) Circle Dia.—3/8" Hook Wd. × 3/16" Hook Dp. × 16 3/4" O'all Lg.	Stainless Steel	0000000	0000000

Strap Wrench Sets

The nonmarring strap grips plastic pipe, tubing, hand wheels, filters, and objects with highly polished surfaces.

Wrench Sets						Replacement Straps
Number of Pieces	Includes	Handle Material	Strap Material		Each		Each
2	Strap Wrench for 1/2"-4" OD—1/2" Strap Wd. × 20" Strap Lg. × 1/8" Strap Thick. × 6" Handle Lg. Strap Wrench for 3/4"-6 3/4" OD—3/4" Strap Wd. × 24" Strap Lg. × 3/16" Strap Thick. × 8" Handle Lg.	Plastic	Rubber	00000000	000000	00000000	00000

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