Bit Socket Sets | McMaster-Carr

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	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Maximum Access Angle Maximum Access Angle

60 Products

Hex Bit Socket Sets

Metal Clip Rail

Plastic Case

Hex

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

1/4" Square Drive—Chrome-Plated Steel
No. of Pieces	Includes	Overall Lg.	Container Type		Each
6	Bit Sockets: 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm (1 7/8" O'all Lg.)	1 7/8"	Metal Clip Rail	0000000	000000
11	Bit Sockets: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16" (1 7/8" O'all Lg.)	1 7/8"	Metal Clip Rail	00000000	00000
1/4", 3/8" Square Drive—Chrome-Plated Steel
12	3/8" Square Drive Size Bit Sockets: 5/32", 3/16", 7/32", 1/4". 5/16", 3/8", (2 3/4" O'all Lg.) 1/4" Square Drive Size Bit Sockets: 1/16", 5/64", 3/32", 7/64",1/8", 9/64", (1 7/8" O'all Lg.)	1 7/8"-2 3/4"	Metal Clip Rail	00000000	000000
3/8" Square Drive—Chrome-Plated Steel
7	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (2 3/4" O'all Lg.)	2 3/4"	Metal Clip Rail	0000000	00000
7	Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm (2 3/4" O'all Lg.)	2 3/4"	Metal Clip Rail	0000000	00000
13	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (2 3/4" O'all Lg.) Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm (2 3/4" O'all Lg.)	2 3/4"	Metal Clip Rail	00000000	000000
3/8", 1/2" Square Drive—Chrome-Plated Steel
10	3/8" Square Drive Size Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (2 3/4" O'all Lg.) 1/2" Square Drive Size Bit Sockets: 1/2", 9/16" (3 5/8" O'all Lg.); 5/8" (4" O'all Lg.)	2 3/4"-4"	Plastic Case	00000000	000000
10	3/8" Square Drive Size Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm (2 3/4" O'all Lg.) 1/2" Square Drive Size Bit Sockets: 12 mm (3 1/4" O'all Lg.), 14 mm (3 11/16" O'all Lg.), 17 mm (4" O'all Lg.)	2 3/4"-4"	Plastic Case	0000000	000000
1/2" Square Drive—Chrome-Plated Steel
6	Bit Sockets: 6 mm, 8 mm, 10 mm, 12 mm (3 1/4" O'all Lg.) Bit Socket: 14 mm (3 11/16" O'all Lg.) Bit Socket: 17 mm (4" O'all Lg.)	3 1/4"-4"	Metal Clip Rail	0000000	00000
7	Bit Sockets: 1/4", 5/16", 3/8", 7/16" (3 1/4" O'all Lg.) Bit Sockets: 1/2", 9/16" (3 5/8" O'all Lg.) Bit Socket: 5/8" (4" O'all Lg.)	3 1/4"-4"	Metal Clip Rail	0000000	000000
10	Bit Sockets: 6 mm, 8 mm, 10 mm, 12 mm (3 1/4" O'all Lg.) Bit Sockets: 13 mm, 14 mm, 15 mm (3 11/16" O'all Lg.) Bit Sockets: 17 mm, 18 mm, 19 mm (4" O'all Lg.)	3 1/4"-4"	Metal Clip Rail	0000000	000000

Extended-Reach Hex Bit Socket Sets

Extra-long bits allow access to hard-to-reach fasteners.

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

1/4" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
9	Bit Sockets: 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16" (3" O'all Lg.)	3"	Chrome-Plated Steel	0000000	0000000
3/8" Square Drive
6	Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm (6 1/8" O'all Lg.)	6 1/8"	Chrome-Plated Steel	0000000	00000
7	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (6 1/8" O'all Lg.)	6 1/8"	Chrome-Plated Steel	0000000	00000
14	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (2 3/4" O'all Lg.) Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (6 1/8" O'all Lg.)	2 3/4"-6 1/8"	Chrome-Plated Steel	0000000	000000
1/2" Square Drive
6	Bit Sockets: 6 mm, 8 mm, 10 mm, 12 mm, 14 mm, 17 mm (6 1/2" O'all Lg.)	6 1/2"	Chrome-Plated Steel	0000000	000000
7	Bit Sockets: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8" (6 1/2" O'all Lg.)	6 1/2"	Chrome-Plated Steel	0000000	000000

Stubby Hex Bit Socket Sets

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

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

1/4" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
4	Bit Sockets: 1/8", 9/64", 5/32", 3/16" (1 1/16" O'all Lg.)	1 1/16"	Chrome-Plated Steel	000000000	000000
3/8" Square Drive
5	Bit Sockets: 1/8", 3/16", 1/4", 5/16", 3/8" (1 11/16" O'all Lg.)	1 11/16"	Chrome-Plated Steel	0000000	00000
5	Bit Sockets: 4 mm, 5 mm, 6 mm, 8 mm, 10 mm (1 11/16" O'all Lg.)	1 11/16"	Chrome-Plated Steel	0000000	00000
7	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (1 13/16" O'all Lg.)	1 13/16"	Chrome-Plated Steel	0000000	00000
7	Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm (1 13/16" O'all Lg.)	1 13/16"	Chrome-Plated Steel	0000000	00000
1/2" Square Drive
6	Bit Sockets: 1/4", 5/16", 3/8", 1/2", 9/16", 5/8" (2 1/4" O'all Lg.)	2 1/4"	Chrome-Plated Steel	0000000	00000
1/4", 3/8", 1/2" Square Drive
13	1/4" Square Drive Size Bit Sockets: 3/32", 1/8", 5/32", 3/16" (1 1/2" O'all Lg.) 3/8" Square Drive Size Bit Sockets: 5/32", 3/16", 1/4", 5/16", 3/8" (1 7/8" O'all Lg.) 1/2" Square Drive Size Bit Sockets: 3/8", 1/2", 5/8", 3/4" (2 1/4" O'all Lg.)	1 1/2"-2 1/4"	Chrome-Plated Steel	00000000	000000

Ball-End Hex Bit Socket Sets

The ball end allows angled entry when you don't have exact alignment between the socket bit and fastener.

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

1/4" Square Drive
No. of Pieces	Includes	Overall Lg.	Max. Access Angle	Material		Each
7	Bit Sockets: 3/32", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" (1 1/2" O'all Lg.)	1 1/2"	20°	Chrome-Plated Steel	00000000	000000
7	Bit Sockets: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm (2" O'all Lg.)	2"	25°	Chrome-Plated Steel	0000000	00000
3/8" Square Drive
6	Bit Sockets: 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (1 7/8" O'all Lg.)	1 7/8"	20°	Chrome-Plated Steel	00000000	00000
7	Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm (1 11/16" O'all Lg.) Bit Sockets: 9 mm, 10 mm (1 7/8" O'all Lg.)	1 11/16"-1 7/8"	20°	Chrome-Plated Steel	00000000	00000

Extended-Reach Ball-End Hex Bit Socket Sets

Extra-long bits allow access to hard-to-reach fasteners. These sockets have a ball end for angled entry when you don't have exact alignment between the bit and fastener.

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

3/8" Square Drive
No. of Pieces	Includes	Overall Lg.	Max. Access Angle	Material		Each
7	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (6 1/8" O'all Lg.)	6 1/8"	20°	Chrome-Plated Steel	00000000	000000
8	Bit Sockets: 3 mm, 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm (6" O'all Lg.)	6"	20°	Chrome-Plated Steel	00000000	00000

Hex, Torx, Phillips, and Slotted Bit Socket Assortments


	Hex	Slotted
	Phillips	Torx

1/4", 3/8" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
32	3/8" Hex Sockets (Inch): 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" (1 7/8" O'all Lg.); 5/16", 3/8" (2" O'all Lg.) 3/8" Hex Sockets (Metric): 4 mm, 5 mm, 6 mm, 7 mm (1 7/8" O'all Lg.); 8 mm, 9 mm, 10 mm (2" O'all Lg.) 1/4" Torx Sockets: T10, T15, T20, T25, T27, T30 (1 7/16" O'all Lg.) 3/8" Torx Sockets: T40, T45, T47, T50 (2" O'all Lg.) 3/8" Phillips Sockets: No. 1, No. 2, No. 3 (1 7/8" O'all Lg.) 3/8" Slotted Sockets: 3/16" (1" O'all Lg.); 1/4", 5/16" (1 7/8" O'all Lg.); 3/8" (1" O'all Lg.)	1"-2"	Chrome-Plated Steel	0000000	000000

Torx Bit Socket Sets

These sockets are not for use with impact or power tools.

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

1/4" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
6	Bit Sockets: T10, T15, T20, T25, T27, T30 (1 1/2" O'all Lg.)	1 1/2"	Chrome-Plated Steel	0000000	000000
1/4", 3/8" Square Drive
12	Bit Sockets: 1/4" Square Drive Size: T10, T15, T20, T25, T27, T30 (1 1/2" O'all Lg. Bit Sockets: 3/8" Square Drive Size: T40, T45, T47, T50, T55, T60 (2" O'all Lg.)	1 1/2"-2"	Chrome-Plated Steel	0000000	00000
3/8" Square Drive
7	Bit Sockets: T25, T27, T30 (1 27/32" O'all Lg.) Bit Sockets: T40, T45 (1 31/32" O'all Lg.) Bit Sockets: T47, T50 (2" O'all Lg.)	1 27/32"-2"	Chrome-Plated Steel	0000000	00000
1/2" Square Drive
5	Bit Sockets: T40, T45, T50, T55, T60 (2 7/16" O'all Lg.)	2 7/16"	Chrome-Plated Steel	0000000	00000

Extended-Reach Torx Bit Socket Sets

Extra-long bits allow access to hard-to-reach fasteners.

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

1/4" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
7	Bit Sockets: T10, T15, T20, T25, T27, T30, T40 (6" O'all Lg.)	6"	Chrome-Plated Steel	0000000	000000
3/8" Square Drive
9	Bit Sockets: T8, T9, T10, T15, T20, T25, T27, T30, T40 (6" O'all Lg.)	6"	Chrome-Plated Steel	0000000	00000

Tamper-Resistant Torx Bit Socket Sets

These sockets are also known as pin-in-Torx bits.

1/4", 3/8", 1/2" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
13	1/4" Square Drive Size Bit Sockets: T7, T8, T10, T15, T20, T25, T27, T30 (1 9/16" O'all Lg.) 3/8" Square Drive Size Bit Sockets: T40, T45, T50 (1 7/8" O'all Lg.); T55 (2" O'all Lg.) 1/2" Square Drive Size Bit Socket: T60 (2 1/2" O'all Lg.)	1 9/16"-2 1/2"	Chrome-Plated Steel	00000000	0000000

Torx-Plus Bit Socket Sets

1/4", 3/8" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
8	1/4" Square Drive Size Bit Sockets: IP9, IP10, IP15, IP20 (1 1/2" O'all Lg.) 3/8" Square Drive Size Bit Sockets: IP25, IP27, IP30, IP40 (1 11/16" O'all Lg.)	1 1/2"-1 11/16"	Chrome-Plated Steel	0000000	000000

Tamper-Resistant Hex Bit Socket Sets

These sockets are also known as pin-in-hex or pin-in-socket bits.

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

3/8" Square Drive
No. of Pieces	Includes	Overall Lg.	Material		Each
7	Bit Sockets: 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm (1 5/8" O'all Lg.)	1 3/4"	Chrome-Plated Steel	0000000	000000
9	Bit Sockets: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" (1 1/2" O'all Lg.)	1 1/2"	Chrome-Plated Steel	0000000	00000

Impact Hex Bit Socket Sets

Plastic Case

Metal Clip Rail

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.

1/4" Square Drive—Black-Oxide Steel
No. of Pieces	Includes	Overall Lg.	Container Type		Each
14	Bit Sockets (Inch): 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (1 3/8" O'all Lg.) Bit Sockets (Metric): 2 mm, 2.5 mm, 3 mm, 5 mm, 6 mm, 7mm, 10 mm (1 3/8 O'all Lg.)	1 3/8"	Plastic Case	0000000	0000000
3/8" Square Drive—Black-Oxide Steel
5	Bit Sockets: 4 mm, 5 mm, 6 mm, 8 mm, 10 mm (2 3/4" O'all Lg.)	2 3/4"	Metal Clip Rail	00000000	00000
7	Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (2 3/4" O'all Lg.)	2 3/4"	Metal Clip Rail	00000000	00000
7	Bit Sockets: 3/16", 7/32", 1/4", 5/16", 3/8", 7/16", 1/2", (4" O'all Lg.)	4"	Metal Clip Rail	0000000	000000
7	Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm, 12 mm (4" O'all Lg.)	4"	Metal Clip Rail	0000000	000000
7	Bit Sockets: 3/16", 7/32", 1/4", 5/16", 3/8", 7/16", 1/2" (6" O'all Lg.)	6"	Metal Clip Rail	0000000	000000
7	Bit Sockets: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm, 12 mm (6" O'all Lg.)	6"	Metal Clip Rail	0000000	000000
9	Bit Sockets: 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm (2" O'all Lg.)	2"	Metal Clip Rail	0000000	000000
13	Bit Sockets (Inch): 3/16", 7/32", 1/4", 5/16", 3/8", 7/16", 1/2", (2" O'all Lg.) Bit Sockets (Metric): 4 mm, 5 mm, 6 mm, 7 mm, 10 mm, 12 mm (2" O'all Lg.)	2"	Plastic Case	0000000	000000
3/8", 1/2" Square Drive—Black-Oxide Steel
10	Bit Sockets: 1/2", 9/16" (1/2" Drive, 3 5/8" O'all Lg.) Bit Socket: 5/8" (1/2" Drive, 4" Length) Bit Sockets: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" (3/8" Drive, 2 23/32" O'all Lg.)	2 23/32"-4"	Plastic Case	0000000	000000
1/2" Square Drive—Black-Oxide Steel
6	Bit Sockets: 6 mm, 8 mm, 10 mm, 12 mm (3 1/4" O'all Lg.) Bit Socket: 14 mm (3 5/8" O'all Lg.) Bit Socket: 17 mm (4" O'all Lg.)	3 1/4"-4"	Metal Clip Rail	0000000	00000
7	Bit Sockets: 1/4", 5/16", 3/8", 7/16" (3 1/4" O'all Lg.) Bit Sockets: 1/2", 9/16" (3 5/8" O'all Lg.) Bit Socket: 5/8" (4" O'all Lg.)	3 1/4"-4"	Metal Clip Rail	0000000	000000
10	Bit Sockets: 1/4", 9/32", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" (6" O'all Lg.)	6"	Metal Clip Rail	0000000	000000
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	000000
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
18	Bit Sockets (Inch): 1/4", 9/32", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" (3" O'all Lg.) Bit Sockets: (Metric): 6 mm, 7 mm, 10 mm, 12 mm, 14 mm, 15 mm, 17 mm, 18 mm (3" O'all Lg.)	3"	Plastic Case	0000000	000000
3/4" Square Drive—Black-Oxide Steel
5	Bit Socket: 9/16" (3 3/4" O'all Lg.) Bit Socket: 5/8" (3 7/8" O'all Lg.) Bit Socket: 3/4" (4 3/8" O'all Lg.) Bit Socket: 7/8" (4 3/4" O'all Lg.) Bit Socket: 1" (5 1/4" O'all Lg.)	3 3/4"-5 1/4"	Metal Clip Rail	00000000	000000
1" Square Drive—Black-Oxide Steel
6	Bit Sockets: 3/4", 7/8", 1", 1 1/8", 1 1/4", 1 3/8", (4" O'all Lg.)	4"	Plastic Case	0000000	000000
6	Bit Sockets: 14 mm, 17 mm, 19 mm, 22 mm, 24 mm, 27 mm (4" O'all Lg.)	4"	Plastic Case	0000000	000000