11 mm Screwdrivers | McMaster-Carr

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72 Products

Nutdrivers

These standard nutdrivers have a hollow shaft that provides clearance to remove nuts from long bolts.

			Shaft
Size	Overall Lg.	Bolt Clearance	Lg.	O'all Wd.	Material	Handle Material		Each
External Hex
11 mm	7"	3"	3"	5/8"	Chrome-Plated Steel	Plastic	0000000	000000

Nutdriver Sets

External Hex

Sets include an assortment of nutdrivers.

External Hex
Number of Pieces	Includes	Bolt Clearance	Material	Handle Material	Container Type		Each
10	4 mm Nutdriver—6 5/8" O'all Lg. 4.5 mm Nutdriver—6 5/8" O'all Lg. 5 mm Nutdriver—6 5/8" O'all Lg. 5.5 mm Nutdriver—6 5/8" O'all Lg. 6 mm Nutdriver—6 5/8" O'all Lg. 7 mm Nutdriver—6 5/8" O'all Lg. 8 mm Nutdriver—6 5/8" O'all Lg. 9 mm Nutdriver—6 5/8" O'all Lg. 10 mm Nutdriver—7" O'all Lg. 11 mm Nutdriver—7" O'all Lg.	3"	Chrome-Plated Steel	Plastic	Metal Stand	0000000	000000

L-Keys

Standard Tip

Hex

Turn fasteners from either end and reach into tight spots.

	Length
Drive Size	Overall	Long Leg	Short Leg	Material	Finish		Each
Standard Tip
Hex
11 mm	4 15/16"	4 1/2"	1 5/8"	Steel	Black Phosphate Coated	0000000	00000
11 mm	9 5/16"	8 7/8"	1 5/8"	Steel	Black Phosphate Coated	0000000	0000

Ball-End L-Keys

Hex

When a standard-tip key can't make good contact with the recess, a ball end allows angled entry to turn screws in hard-to-reach places.

For technical drawings and 3-D models, click on a part number.

	Length
Drive Size	Overall	Long Leg	Short Leg	Max. Access Angle	Material	Finish		Each
Hex
11 mm	8 1/2"	7 15/16"	1 11/16"	25°	Steel	Black Phosphate Coated	0000000	000000

Looped T-Handle Keys

Cushion Grip

Hex

With a simple loop handle, these keys are the economical choice. They have a long shaft for reaching into tight spots and the T-handle provides a good grip for your whole hand when turning fasteners.

Cushion-grip keys have a plastic-covered handle for comfort.

For technical drawings and 3-D models, click on a part number.

		Shaft
Drive Size	Overall Lg.	Lg.	Overall Wd.	Material	Finish	Handle Material		Each
Hex
Cushion Grip
11 mm	7 13/16"	4 13/16"	7/16"	Steel	Black Oxide	Plastic	0000000	000000
11 mm	10 3/4"	7 13/16"	7/16"	Steel	Black Oxide	Plastic	0000000	00000

Ball-End Driver Shafts

Hex

Create your own tool by attaching these shafts to a handle, or use with socket wrenches and power tools. They have a ball end that allows angled entry to make good contact with the recess when a standard-tip shaft can’t.

For technical drawings and 3-D models, click on a part number.

Hex
Size	Overall Lg.	Max. Access Angle	Material	Finish		Each
11 mm	9 3/4"	25°	Steel	Black Phosphate Coated	0000000	000000

Stubby Hex Bit Sockets

The short bit on these sockets fits in spaces where height clearance is limited.

For technical drawings and 3-D models, click on a part number.

3/8" Square Drive
Size	Overall Lg.	Material	Bit Replaceable		Each
11 mm	2"	Chrome-Plated Steel	No	0000000	000000

6-Point Sockets

Standard

Deep

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

For technical drawings and 3-D models, click on a part number.

			Standard			Deep
Size	Material	Specifications Met	Overall Lg.		Each	Overall Lg.		Each
1/4" Square Drive
11 mm	Chrome-Plated Steel	ASME B107.110	7/8"	0000000	00000	__	000000	00
11 mm	Chrome-Plated Steel	ASME B107.110, SAE AS955	__	000000	00	2"	0000000	000000
3/8" Square Drive
11 mm	Chrome-Plated Steel	ASME B107.110	1 1/8"	0000000	0000	__	000000	00
11 mm	Chrome-Plated Steel	ASME B107.110, SAE AS955	__	000000	00	2 1/8"	0000000	0000
1/2" Square Drive
11 mm	Chrome-Plated Steel	ASME B107.110, SAE AS955	1 1/2"	0000000	0000	__	000000	00
11 mm	Chrome-Plated Steel	ASME B107.5M	__	000000	00	3 1/4"	00000000	00000

6-Point Flex Sockets

Pivot the head to access fasteners from an angle. The hex shape provides the best possible grip on hex fasteners and prevents rounding.

For technical drawings and 3-D models, click on a part number.

1/4" Square Drive
Size	Overall Lg.	OD	Material		Each
11 mm	1 1/4"	19/32"	Chrome-Plated Steel	00000000	000000
3/8" Square Drive
11 mm	1 3/4"	23/32"	Chrome-Plated Steel	00000000	00000

12-Point Sockets

Standard

Deep

The 12-point shape quickly positions on hex fasteners. These sockets are for hand-driven use only.

For technical drawings and 3-D models, click on a part number.

		Standard			Deep
Drive Size	Material	Overall Lg.		Each	Overall Lg.		Each
Metric
Chrome Plated
1/4" Square Drive
11 mm	Steel	7/8"	0000000	00000	2"	0000000	000000
3/8" Square Drive
11 mm	Steel	1 1/8"	0000000	0000	2 1/2"	000000	00000
1/2" Square Drive
11 mm	Steel	1 1/2"	0000000	0000	3 1/4"	0000000	00000

12-Point Flex Sockets

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

For technical drawings and 3-D models, click on a part number.

3/8" Square Drive
Drive Size	Overall Lg.	OD	Material		Each
11 mm	1 3/4"	23/32"	Chrome-Plated Steel	00000000	000000

Universal-Fit Sockets

Turn many sizes of square, hex, and 8-point fasteners with one socket. Place over the fastener and 54 pins move to grip it securely.

3/8" Square Drive
Size	Overall Lg.	OD	Material		Each
1/4" - 3/4", 7 mm - 19 mm	2"	1"	Chrome-Plated Steel	0000000	000000
1/2" Square Drive
7/16" - 1 1/4", 11 mm - 32 mm	3 1/2"	1 11/16"	Chrome-Plated Steel	0000000	00000

Tight-Clearance Offset Sockets

Often used with an extension, these sockets turn fasteners and fittings in obstructed areas that a regular socket can't reach. They are also known as crowfoot wrenches.

For technical drawings and 3-D models, click on a part number.

1/4" Square Drive
Size	Overall Lg.	Thick.	Center-to-Center Lg.	Material		Each
11 mm	1 1/8"	1/4"	5/8"	Chrome-Plated Steel	0000000	000000
3/8" Square Drive
11 mm	1 3/8"	5/16"	3/4"	Chrome-Plated Steel	0000000	00000

Bolt-Through Sockets

Turn nuts on bolts and threaded rod, which pass through these sockets. They require a bolt-through ratchet wrench.

For technical drawings and 3-D models, click on a part number.

Size	Overall Lg.	OD	For Max. Bolt Dia.	Material		Each
11 mm	1 1/4"	3/4"	3/8"	Chrome-Plated Steel	00000000	00000

Bolt-Through Ratchet Wrench

00000000

Each

000000

Impact Hex Bit Sockets

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

For technical drawings and 3-D models, click on a part number.

1/2" Square Drive
Size	Overall Lg.	Material	Finish	Bit Replaceable		Each
11 mm	3"	Steel	Black Oxide	No	00000000	000000

6-Point Impact Sockets

Achieve the best possible grip on hex fasteners and prevent rounding. These sockets are made to withstand the high torque and force of impact tools.

For technical drawings and 3-D models, click on a part number.

Standard

	Clearance Depth
Size	Nut	Bolt	Material	Finish	Overall Lg.		Each
1/4" Square Drive
11 mm	9/32"	1/2"	Steel	Black Oxide	7/8"	00000000	00000
3/8" Square Drive
11 mm	9/32"	19/32"	Steel	Black Oxide	1 1/16"	0000000	0000
1/2" Square Drive
11 mm	5/16"	7/8"	Steel	Black Oxide	1 1/2"	0000000	0000

Deep

	Clearance Depth
Size	Nut	Bolt	Material	Finish	Overall Lg.		Each
1/4" Square Drive
11 mm	3/8"	1 5/8"	Steel	Black Oxide	2"	00000000	00000
3/8" Square Drive
11 mm	21/64"	1 11/16"	Steel	Black Oxide	2 1/8"	0000000	0000
1/2" Square Drive
11 mm	21/64"	2 9/16"	Steel	Black Oxide	3 1/4"	0000000	00000

Fastener-Holding 6-Point Impact Sockets

A magnet holds the fastener securely enough to drive self-tapping screws. 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.

For technical drawings and 3-D models, click on a part number.

3/8" Square Drive
Size	Overall Lg.	OD	Nut Clearance Depth	Material	Finish		Each
11 mm	1 1/8"	11/16"	17/64"	Steel	Black Oxide	000000	000000

6-Point Flex Impact Sockets

Standard

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.

For technical drawings and 3-D models, click on a part number.

	Clearance Depth
Size	Nut	Bolt	Material	Finish	Overall Lg.		Each
Standard
3/8" Square Drive
11 mm	15/64"	29/64"	Steel	Black Oxide	2 1/16"	0000000	000000
1/2" Square Drive
11 mm	33/64"	5/8"	Steel	Black Oxide	2 9/16"	000000	00000

12-Point Impact Sockets

The 12-point shape quickly positions on hex fasteners. These sockets are made to withstand the high torque and force of impact tools.

For technical drawings and 3-D models, click on a part number.

Standard

	Clearance Depth
Drive Size	Nut	Bolt	Material	Finish	Overall Lg.		Each
1/2" Square Drive
Metric
11 mm	9/32"	21/32"	Steel	Black Oxide	1 1/2"	0000000	00000

Premium 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. The hex shape grips hex fasteners and prevents rounding.

Sockets—Chrome-Plated Steel

1/4" Square Drive
No. of Pieces	Includes		Each
12	Deep Sockets: 4 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm	0000000	0000000
12	Standard Sockets: 4 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm	0000000	00000
3/8" Square Drive
12	Deep Sockets: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	0000000	000000
12	Standard Sockets: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	0000000	00000
1/2" Square Drive
15	Standard Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm, 20 mm, 21 mm, 22 mm, 23 mm, 24 mm	000000	000000

Sockets with Drive Tools—Chrome-Plated Steel

1/4" Square Drive
No. of Pieces	Components Included	Includes		Each
16	12 Sockets 2 Drive Tools 1 Extension 1 Adapter	Standard Sockets: 4 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm 6" Long Socket Screwdriver Handle 5 1/4" Long Ratchet Wrench 2" Long Extension 1 7/16" Long Flex Adapter	0000000	0000000
25	20 Sockets 2 Drive Tools 2 Extensions 1 Adapter	Standard Sockets: 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm Deep Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm 6" Long Socket Screwdriver Handle 5 1/4" Long Ratchet Wrench 2" Long Extension 6" Long Extension 1 5/16" Long Flex Adapter	0000000	000000
3/8" Square Drive
18	14 Sockets 1 Drive Tool 2 Extensions 1 Adapter	Standard Sockets: 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm 8" Long Ratchet Wrench 3" Long Extension 6" Long Extension 2" Long Flex Adapter	0000000	000000
27	24 Sockets 2 Drive Tools 1 Extension	Standard Sockets: 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm Deep Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm 7 5/8" Long Ratchet Wrench 8 9/16" Long Flex-Head Wrench Handle 6" Long Extension	0000000	000000

Foam Socket Organizer for 10 Piece 1/4" Square Drive Size Set	Each	000000
Foam Socket Organizer for 15 Piece 1/2" Square Drive Size Set	Each	00000
Foam Socket Organizer for 19 Piece 3/8" Square Drive Size Set	Each	00000

Economy 6-Point Socket Sets

Suitable for occasional maintenance work, these sets are imported. The hex shape grips hex fasteners and prevents rounding.

1/4", 3/8" Square Drive—Chrome-Plated Steel
No. of Pieces	Components Included	Includes		Each
75	70 Sockets 2 Drive Tools 3 Extensions	1/4" Standard Sockets (Inch): 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2" 1/4" Deep Sockets (Inch): 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2" 1/4" Standard Sockets (Metric): 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm 1/4" Deep Sockets (Metric): 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm 3/8" Standard Sockets (Inch): 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 13/16" 3/8" Deep Sockets (Inch): 3/8", 7/16", 1/2", 9/16" 3/8" Standard Sockets (Metric): 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 19 mm 3/8" Deep Sockets (Metric): 10 mm, 12 mm, 13 mm 3/8" Deep Spark-Plug (Inch): 5/8" 5 1/4" Long 1/4" Square Drive Ratchet Wrench 7 1/4" Long 3/8" Square Drive Ratchet Wrench 3" Long 3/8" Square Drive Extension 3" Long 1/4" Square Drive Extension 6" Long 1/4" Square Drive Extension	00000000	0000000

Premium 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. The 12-point shape quickly positions on hex fasteners.

Sockets—Chrome-Plated Steel

3/8" Square Drive
No. of Pieces	Includes		Each
12	Deep Sockets: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	0000000	000000
12	Standard Sockets: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	0000000	00000
1/2" Square Drive
15	Deep Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm, 20 mm, 21 mm, 22 mm, 24 mm, 25 mm	0000000	000000

Sockets with Drive Tools—Chrome-Plated Steel

3/8" Square Drive
No. of Pieces	Components Included	Includes		Each
14	12 Sockets 1 Drive Tool 1 Extension	Standard Sockets: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm 7" Long Ratchet Wrench 6" Long Extension	0000000	0000000
26	21 Sockets 2 Drive Tools 2 Extensions 1 Adapter	Standard Sockets: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm Deep Sockets: 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 19 mm 7" Long Ratchet Wrench 8 15/32" Long Flex-Head Wrench Handle 3" Long Extension 6" Long Extension 2 1/8" Long Flex Adapter	0000000	000000

Foam Socket Organizer for 22 Piece 3/4" Square Drive Size Set

0000000

Each

0000000

Economy 12-Point Socket Sets

Suitable for occasional maintenance work, these sets are imported. The 12-point shape quickly positions on hex fasteners.

For technical drawings and 3-D models, click on a part number.

Sockets with Drive Tools—Chrome-Plated Steel

3/8" Square Drive
No. of Pieces	Components Included	Includes		Each
34	30 Sockets 1 Drive Tool 2 Extensions 1 Adapter	Standard Sockets (Inch): 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" Standard Sockets (Metric): 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 18 mm, 19 mm Deep Sockets (Inch): 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" 7 3/4" Long Ratchet Wrench 3" Long Extension 6" Long Extension 2" Long Flex Adapter	0000000	000000

Value 12-Point Socket Sets

For high quality at a lower price, choose these U.S.A.-made sets. The 12-point shape quickly positions on hex fasteners.

For technical drawings and 3-D models, click on a part number.

Sockets—Chrome-Plated Steel

1/4" Square Drive
No. of Pieces	Includes		Each
12	Standard Sockets: 4 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm	00000000	000000

Tight-Clearance Offset Socket Sets

Often used with an extension, these sockets turn fasteners and fittings in obstructed areas that a regular socket can't reach. They are also known as crowfoot wrenches.

For technical drawings and 3-D models, click on a part number.

3/8" Square Drive
Wrench Opening Shape	No. of Pieces	Includes	Material		Each
Rounded	10	Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	Chrome-Plated Steel	0000000	0000000

Bolt-Through Socket Sets

Turn nuts on bolts and threaded rod, which pass through these sockets. They require a bolt-through ratchet wrench.

For technical drawings and 3-D models, click on a part number.

No. of Pieces	Components Included	Includes	For Max. Bolt Dia.	Material		Each
21	17 Sockets 1 Drive Tool 1 Extension 2 Adapters	Inch Sockets: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" Metric Sockets: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm 12" Long Ratchet Wrench 3" Long Extension Adapter for 1/4" Square Drive Sockets Adapter for 3/8" Square Drive Sockets	3/8"	Chrome-Plated Steel	0000000	000000

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.

1/2" Square Drive—Black-Oxide Steel
No. of Pieces	Includes	Overall Lg.	Container Type		Each
13	Bit Sockets: 6 mm, 7 mm, 8 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm (4" O'all Lg.)	4"	Metal Clip Rail	0000000	0000000
13	Bit Sockets: 6 mm, 7 mm, 8 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm (6" O'all Lg.)	6"	Metal Clip Rail	0000000	000000

6-Point Impact Socket Sets

Sockets

The hex shape grips hex fasteners and prevents rounding. These sockets are made to withstand the high torque and force of impact tools.

3/8" Square Drive—Steel
No. of Pieces	Components Included	Includes	Finish		Each
13	13 Sockets	Standard Sockets: 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	Black Oxide	0000000	000000
13	13 Sockets	Deep Sockets: 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm	Black Oxide	0000000	00000
40	40 Sockets	Standard Sockets (Inch): 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" Standard Sockets (Metric): 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm Deep Sockets (Inch): 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" Deep Sockets (Metric): 8 mm	Black Oxide	0000000	000000
1/2" Square Drive—Steel
16	16 Sockets	Standard Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm, 20 mm, 21 mm, 22 mm, 23 mm, 24 mm, 27 mm	Black Oxide	0000000	000000
16	16 Sockets	Deep Sockets: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm, 20 mm, 21 mm, 22 mm, 23 mm, 24 mm, 27 mm	Black Oxide	0000000	000000

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.

For technical drawings and 3-D models, click on a part number.

3/8" Square Drive
No. of Pieces	Includes	Material	Finish		Each
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 Oxide	0000000	0000000