Dowel Bolts | McMaster-Carr

	Material Material

Stainless Steel

Steel

	Finish Finish

Black Oxide

Zinc Plated

	System of Measurement System of Measurement

Inch

Metric

	Thread Size Thread Size

	Thread Type Thread Type

UNC

Metric

	Thread Pitch Thread Pitch

0.8 mm

1 mm

1.25 mm

	Thread Length Thread Length

	Screw Size Screw Size

	Length Length

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

REACH Compliant

	Hardness Hardness

Rockwell B80

Not Rated

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

RoHS Compliant

	Thread Fit Thread Fit

Class 1A

Class 2A

Class 6g

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

DFARS Specialty Metals
COTS-Exempt

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93 Products

About Threaded Studs and Rods

Turn these studs with a hex key for ease of installation. Also known as hanger bolts, use them to suspend electrical wiring from wood and to hang, mount, and fasten parts to wood structures.

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

(A)		(B)
Screw Size	Thread Lg.	Thread Size	Thread Lg.	Lg.	Drive Size	Tensile Strength	Hardness	Pkg. Qty.		Pkg.
Stainless Steel
No. 8	1 3/16"	5/16"-18	5/16"	1 1/2"	5/32"	Not Rated	Not Rated	1	000000000	00000

Steel Wood Screw Threaded Studs

These studs are also known as hanger bolts—use them to hang, mount, and fasten parts to wood structures. Install with a stud driver or create wrench flats by threading two nuts onto the stud and jamming them together.

Black-oxide steel studs are mildly corrosion resistant in dry environments.

Zinc-plated steel studs resist corrosion in wet environments.

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

(A)		(B)
Screw Size	Thread Lg.	Thread Size	Thread Lg.	Lg.	Tensile Strength	Hardness	Pkg. Qty.		Pkg.
Black-Oxide Steel
No. 8	7/8"	8-32	5/8"	1 1/2"	Not Rated	Not Rated	50	000000000	000000
No. 8	1"	8-32	3/4"	1 3/4"	Not Rated	Not Rated	25	000000000	00000
No. 8	1"	8-32	1"	2"	Not Rated	Not Rated	25	000000000	00000
No. 10	7/8"	10-24	5/8"	1 1/2"	Not Rated	Not Rated	25	000000000	00000
No. 10	1"	10-24	1"	2"	Not Rated	Not Rated	25	000000000	00000
No. 10	1 1/2"	10-24	1"	2 1/2"	Not Rated	Not Rated	25	000000000	00000
No. 10	1 1/2"	10-24	1 1/2"	3"	Not Rated	Not Rated	10	000000000	0000
1/4"	1"	1/4"-20	1"	2"	Not Rated	Not Rated	10	000000000	0000
1/4"	1 1/2"	1/4"-20	1"	2 1/2"	Not Rated	Not Rated	10	000000000	0000
1/4"	1 1/2"	1/4"-20	1 1/2"	3"	Not Rated	Not Rated	10	000000000	00000
5/16"	1 1/2"	5/16"-18	1"	2 1/2"	Not Rated	Not Rated	10	000000000	00000
5/16"	1 1/2"	5/16"-18	1 1/2"	3"	Not Rated	Not Rated	5	000000000	0000
5/16"	2"	5/16"-18	1 1/2"	3 1/2"	Not Rated	Not Rated	5	000000000	0000
3/8"	1 1/2"	3/8"-16	1 1/2"	3"	Not Rated	Not Rated	5	000000000	0000
3/8"	2"	3/8"-16	1 1/2"	3 1/2"	Not Rated	Not Rated	5	000000000	00000
3/8"	2"	3/8"-16	2"	4"	Not Rated	Not Rated	5	000000000	00000
3/8"	3"	3/8"-16	1 3/8"	5"	Not Rated	Not Rated	5	000000000	00000
3/8"	3"	3/8"-16	1 1/2"	6"	Not Rated	Not Rated	5	000000000	00000
3/8"	3"	3/8"-16	2 1/2"	10"	Not Rated	Not Rated	1	000000000	00000
Zinc-Plated Steel
No. 8	7/8"	8-32	5/8"	1 1/2"	Not Rated	Not Rated	100	000000000	0000
No. 8	1"	8-32	3/4"	1 3/4"	Not Rated	Not Rated	100	000000000	0000
No. 8	1"	8-32	1"	2"	Not Rated	Not Rated	100	000000000	00000
No. 10	7/8"	10-24	5/8"	1 1/2"	Not Rated	Not Rated	100	000000000	00000
No. 10	1"	10-24	1"	2"	Not Rated	Not Rated	50	000000000	00000
No. 10	1 1/2"	10-24	1"	2 1/2"	Not Rated	Not Rated	50	000000000	00000
No. 10	1 1/2"	10-24	1 1/2"	3"	Not Rated	Not Rated	50	000000000	00000
1/4"	1"	1/4"-20	1"	2"	Not Rated	Not Rated	50	000000000	00000
1/4"	1 1/2"	1/4"-20	1"	2 1/2"	Not Rated	Not Rated	50	000000000	00000
1/4"	1 1/2"	1/4"-20	1 1/2"	3"	Not Rated	Not Rated	25	000000000	00000
5/16"	1 1/2"	5/16"-18	1"	2 1/2"	Not Rated	Not Rated	25	000000000	00000
5/16"	1 1/2"	5/16"-18	1 1/2"	3"	Not Rated	Not Rated	25	000000000	00000
5/16"	2"	5/16"-18	1 1/2"	3 1/2"	Not Rated	Not Rated	25	000000000	00000
3/8"	1 1/2"	3/8"-16	1 1/2"	3"	Not Rated	Not Rated	25	000000000	00000
3/8"	2"	3/8"-16	1 1/2"	3 1/2"	Not Rated	Not Rated	10	000000000	00000
3/8"	2"	3/8"-16	2"	4"	Not Rated	Not Rated	10	000000000	00000
3/8"	3"	3/8"-16	1 3/8"	5"	Not Rated	Not Rated	10	000000000	00000
3/8"	3"	3/8"-16	1 1/2"	6"	Not Rated	Not Rated	10	000000000	00000
3/8"	3"	3/8"-16	2 1/2"	10"	Not Rated	Not Rated	1	000000000	0000
3/8"	3"	3/8"-16	2 1/2"	12"	Not Rated	Not Rated	1	000000000	0000
1/2"	3"	1/2"-13	2 1/2"	6"	Not Rated	Not Rated	1	000000000	0000
1/2"	3"	1/2"-13	2 1/2"	12"	Not Rated	Not Rated	1	000000000	0000

Stainless Steel Wood Screw Threaded Studs

18-8 stainless steel studs have good chemical resistance and may be mildly magnetic. Also known as hanger bolts, use them to hang, mount, and fasten parts to wood structures. Install with a stud driver or create wrench flats by threading two nuts onto the stud and jamming them together.

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

(A)		(B)
Screw Size	Thread Lg.	Thread Size	Thread Lg.	Lg.	Tensile Strength	Hardness	Pkg. Qty.		Pkg.
18-8 Stainless Steel
No. 10	5/8"	10-24	3/8"	1"	Not Rated	Not Rated	25	000000000	000000
No. 10	7/8"	10-24	5/8"	1 1/2"	Not Rated	Not Rated	25	000000000	00000
No. 10	1"	10-24	1"	2"	Not Rated	Not Rated	25	000000000	00000
No. 10	1 1/2"	10-24	1"	2 1/2"	Not Rated	Not Rated	10	000000000	0000
No. 10	1 1/2"	10-24	1 1/2"	3"	Not Rated	Not Rated	10	000000000	0000
1/4"	7/8"	1/4"-20	5/8"	1 1/2"	Not Rated	Not Rated	10	000000000	0000
1/4"	1"	1/4"-20	1"	2"	Not Rated	Not Rated	10	000000000	0000
1/4"	1 1/2"	1/4"-20	1"	2 1/2"	Not Rated	Not Rated	10	000000000	0000
1/4"	1 1/2"	1/4"-20	1 1/2"	3"	Not Rated	Not Rated	10	000000000	0000
1/4"	2"	1/4"-20	1 1/2"	3 1/2"	Not Rated	Not Rated	10	000000000	00000
1/4"	2"	1/4"-20	2"	4"	Not Rated	Not Rated	10	000000000	00000
1/4"	3"	1/4"-20	1 3/8"	5"	Not Rated	Not Rated	5	000000000	0000
1/4"	3"	1/4"-20	1 1/2"	4 1/2"	Not Rated	Not Rated	10	000000000	00000
1/4"	3"	1/4"-20	1 1/2"	6"	Not Rated	Not Rated	5	000000000	00000
1/4"	3"	1/4"-20	2 1/2"	8"	Not Rated	Not Rated	5	000000000	00000
5/16"	7/8"	5/16"-18	5/8"	1 1/2"	Not Rated	Not Rated	10	000000000	00000
5/16"	1"	5/16"-18	1"	2"	Not Rated	Not Rated	10	000000000	00000
5/16"	1 1/2"	5/16"-18	1"	2 1/2"	Not Rated	Not Rated	10	000000000	00000
5/16"	1 1/2"	5/16"-18	1 1/2"	3"	Not Rated	Not Rated	10	000000000	00000
5/16"	2"	5/16"-18	1 1/2"	3 1/2"	Not Rated	Not Rated	10	000000000	00000
5/16"	2"	5/16"-18	2"	4"	Not Rated	Not Rated	5	000000000	0000
5/16"	3"	5/16"-18	1 1/4"	5"	Not Rated	Not Rated	5	000000000	00000
5/16"	3"	5/16"-18	1 1/2"	6"	Not Rated	Not Rated	5	000000000	00000
3/8"	1 1/2"	3/8"-16	1 1/2"	3"	Not Rated	Not Rated	5	000000000	00000
3/8"	2"	3/8"-16	1 1/2"	3 1/2"	Not Rated	Not Rated	5	000000000	00000
3/8"	2"	3/8"-16	2"	4"	Not Rated	Not Rated	5	000000000	00000
3/8"	3"	3/8"-16	1 3/8"	5"	Not Rated	Not Rated	1	000000000	0000
3/8"	3"	3/8"-16	1 1/2"	6"	Not Rated	Not Rated	1	000000000	0000
3/8"	3"	3/8"-16	2 1/2"	8"	Not Rated	Not Rated	1	000000000	0000
1/2"	2"	1/2"-13	1"	3"	Not Rated	Not Rated	1	000000000	0000
1/2"	2"	1/2"-13	1 1/2"	3 1/2"	Not Rated	Not Rated	1	000000000	0000
1/2"	2"	1/2"-13	2"	4"	Not Rated	Not Rated	1	000000000	0000
1/2"	3"	1/2"-13	2"	5"	Not Rated	Not Rated	1	000000000	0000
1/2"	3"	1/2"-13	2 1/2"	6"	Not Rated	Not Rated	1	000000000	0000
1/2"	3"	1/2"-13	2 1/2"	8"	Not Rated	Not Rated	1	000000000	0000

Metric Stainless Steel Wood Screw Threaded Studs

316 stainless steel studs have excellent resistance to chemicals and salt water and may be mildly magnetic. Also known as hanger bolts, use them to hang, mount, and fasten parts to wood structures. Install with a stud driver or create wrench flats by threading two nuts onto the stud and jamming them together.

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

(A)		(B)
Screw Size	Thread Lg., mm	Thread Size	Thread Pitch, mm	Thread Lg., mm	Lg., mm	Tensile Strength	Hardness	Pkg. Qty.		Pkg.
316 Stainless Steel
M5	30	M5	0.8	20	50	Not Rated	Not Rated	1	000000000	00000
M6	40	M6	1	30	70	Not Rated	Not Rated	1	000000000	0000
M8	60	M8	1.25	40	100	Not Rated	Not Rated	1	000000000	00000

Wood-to-Wood Joining Studs

Also known as dowel screws, use these to join two pieces of wood.

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

Steel
Lg.	Thread Lg.	Tensile Strength	Hardness	Pkg. Qty.		Pkg.
3/16"
1 1/2"	3/4"	Not Rated	Rockwell B80	50	000000000	000000
2"	7/8"	Not Rated	Rockwell B80	50	000000000	00000
1/4"
1 1/2"	3/4"	Not Rated	Rockwell B80	50	000000000	00000
2"	7/8"	Not Rated	Rockwell B80	50	000000000	00000
2 1/2"	1 1/8"	Not Rated	Rockwell B80	50	000000000	00000
3"	1 3/8"	Not Rated	Rockwell B80	50	000000000	00000
3 1/2"	1 5/8"	Not Rated	Rockwell B80	25	000000000	00000
5/16"
2 1/2"	1 1/8"	Not Rated	Rockwell B80	25	000000000	00000
3"	1 3/8"	Not Rated	Rockwell B80	25	000000000	00000
4"	1 5/8"	Not Rated	Rockwell B80	25	000000000	00000
3/8"
2 1/2"	1 1/8"	Not Rated	Rockwell B80	10	000000000	0000
3"	1 3/8"	Not Rated	Rockwell B80	10	000000000	0000
4"	1 5/8"	Not Rated	Rockwell B80	10	000000000	00000

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About Threaded Studs and Rods

Hex Drive Wood Screw Threaded Studs

Steel Wood Screw Threaded Studs

Stainless Steel Wood Screw Threaded Studs

Metric Stainless Steel Wood Screw Threaded Studs

Wood-to-Wood Joining Studs