Hook Spanner Wrenches | McMaster-Carr

	Wrench Style Wrench Style

	Spanner
	Box

	Individual/Set Individual/Set

Individual

Set

	Spanner Wrench Type Spanner Wrench Type

Fixed

Adjustable

	Material Material

	Hook Depth Hook Depth

	For Maximum Circle Diameter For Maximum Circle Diameter

	Hook Width Hook Width

	For Use With For Use With

Rings, Flanges, and Collars

Fire Hose Fittings

Fire Hydrants

	For Minimum Circle Diameter For Minimum Circle Diameter

	Overall Length Overall Length

	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

	Finish Finish

	Specifications Met Specifications Met

DIN

ASME

	Number of Pieces Number of Pieces

	For Drive Style For Drive Style


External 5- Point	External Square

	For Lug Style For Lug Style

Rocker

	For Maximum Size For Maximum Size

	Number of Spanner Heads Number of Spanner Heads

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41 Products

Hook Spanner Wrenches for Slots on the Side

Fit these wrenches into slots on the circumference of collars, bearings, and other machine tool components.

	Hook
For Circle Diameter	Wd.	Dp.	Overall Lg.	Material	Finish	Specifications Met		Each
15/32"-35/64" (12 mm-14 mm)	1/8"	3/64"	4 5/16"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	000000
5/8"-25/32" (16 mm-20 mm)	1/8"	1/16"	4 5/16"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
63/64"-1 7/64" (25 mm-28 mm)	5/32"	5/64"	5 3/8"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
1 3/16"-1 17/64" (30 mm-32 mm)	5/32"	5/64"	5 3/8"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
1 11/32"-1 27/64" (34 mm-36 mm)	13/64"	3/32"	6 11/16"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
1 37/64"-1 21/32" (40 mm-42 mm)	13/64"	3/32"	6 11/16"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
1 49/64"-1 31/32" (45 mm-50 mm)	15/64"	1/8"	8 1/8"	Steel	Black Phosphate-Coated	C-UL Listed, DIN 1810A, UL Listed	0000000	00000
2 3/64"-2 11/64" (52 mm-55 mm)	15/64"	1/8"	8 1/8"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
2 9/32"-2 7/16" (58 mm-62 mm)	9/32"	9/64"	9 1/2"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
2 43/64"-2 61/64" (68 mm-75 mm)	9/32"	9/64"	9 1/2"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
3 5/32"-3 35/64" (80 mm-90 mm)	5/16"	5/32"	11"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
3 47/64"-3 15/16" (95 mm-100 mm)	5/16"	5/32"	11"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
4 21/64"-4 17/32" (110 mm-115 mm)	25/64"	5/32"	13 1/4"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
4 23/32"-5 1/8" (120 mm-130 mm)	25/64"	5/32"	13 1/4"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	00000
5 5/16"-5 45/64" (135 mm-145 mm)	25/64"	13/64"	15 1/4"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	000000
6 7/64"-6 1/2" (155 mm-165 mm)	25/64"	13/64"	15 1/4"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	000000
7 3/32"-7 43/64" (180 mm-195 mm)	25/64"	13/64"	18 1/2"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	000000
8 5/64"-8 21/32" (205 mm-220 mm)	25/64"	13/64"	18 1/2"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	000000
9 1/16"-9 41/64" (230 mm-245 mm)	5/16"	9/32"	22 3/64"	Steel	Black Phosphate-Coated	DIN 1810A	0000000	000000

Adjustable Hook Spanner Wrenches 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.

	Hook
For Circle Dia.	Wd.	Dp.	Overall Lg.	Material	Finish	Specifications Met		Each
3/4"-2" (19 mm-50 mm)	3/8"	1/8"	6 1/2"	Steel	Black Oxide	ASME B107	0000000	000000
1 1/4"-3" (32 mm-76 mm)	1/2"	5/32"	8 1/16"	Steel	Black Oxide	ASME B107	0000000	00000
2"-4 3/4" (51 mm-120 mm)	17/32"	7/32"	11 3/16"	Steel	Black Oxide	ASME B107	0000000	00000
4 1/2"-6 1/4" (115 mm-158 mm)	17/32"	1/4"	12"	Steel	Black Oxide	ASME B107	0000000	00000
6 1/8"-8 3/4" (156 mm-222 mm)	17/32"	5/16"	13 1/2"	Steel	Black Oxide	ASME B107	0000000	00000

Deep-Reach Adjustable Hook Spanner Wrenches for Slots on the Side

In addition to a long handle, these wrenches include two heads with different hook widths. They fit slots on the circumference of collars, bearings, and other machine tool components.

Handle Lg.	For Circle Dia.	Head Lg. × Head Ht.	Hook Wd. × Hook Dp.	Overall Lg.	Material		Each
24"	4 3/4"-12 3/4"	12" × 4 3/4"	3/8" × 1/2", 3/4" × 1/2"	30"	Chrome-Plated Steel	0000000	0000000

Corrosion-Resistant Adjustable Hook Spanner Wrenches for Slots on the Side

These wrenches are made of stainless steel for 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.

	Hook
For Circle Diameter	Wd.	Dp.	Overall Lg.	Material		Each
7/8"-1 3/8" (20 mm-35 mm)	5/32"	5/64"	5 1/4"	304 Stainless Steel	0000000	000000
1 3/8"-2 3/8" (35 mm-60 mm)	3/16"	3/32"	7"	304 Stainless Steel	0000000	000000
2 3/8"-3 1/2" (60 mm-90 mm)	1/4"	1/8"	10"	304 Stainless Steel	0000000	000000
3 1/2"-6 1/8" (90 mm-155 mm)	1/2"	5/32"	11 1/4"	304 Stainless Steel	0000000	000000
6 1/8"-9 1/8" (155 mm-230 mm)	3/8"	3/16"	16 3/4"	304 Stainless Steel	0000000	000000

Nonsparking Adjustable Hook Spanner Wrenches for Slots on the Side

Made of aluminum-bronze that is Factory Mutual approved, these wrenches inhibit sparking and are nonmagnetic and corrosion resistant. They satisfy OSHA requirements that specify nonsparking tools for locations where flammable vapors and combustible residues are present. The wrench head pivots to accommodate a range of diameters, fitting into slots on the circumference of collars, bearings, and other machine tool components.

Warning: Do not use these tools in direct contact with acetylene.

	Hook
For Circle Dia.	Wd.	Dp.	Overall Lg.	Material	Specifications Met		Each
1 1/4"-3"	7/16"	9/32"	8"	Aluminum-Bronze	FM Approved	000000	000000
2"-4 3/4"	1/2"	9/32"	11"	Aluminum-Bronze	FM Approved	000000	00000
4 1/2"-6 3/8"	9/16"	1/4"	12"	Aluminum-Bronze	FM Approved	000000	00000

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	Specifications Met		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 Oxide	ASME B107	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.—1/2" 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.	304 Stainless Steel	0000000	0000000

Hook Spanner Wrench Sets for Slots on the Side

Fit these wrenches into slots on the circumference of collars, bearings, and other machine tool components.

Black Phosphate-Coated Steel
No. of Pieces	Includes	Specifications Met		Each
5	Spanner Wrench for 5/8"-25/32" (16 mm-20 mm) Circle Dia.—1/8" Hook Wd. × 1/16" Hook Dp. × 4 5/16" O'all Lg. Spanner Wrench for 63/64"-1 7/64" (25 mm-28 mm) Circle Dia.—5/32" Hook Wd. × 5/64" Hook Dp. × 5 3/8" O'all Lg. Spanner Wrench for 1 11/32"-1 27/64" (34 mm-36 mm) Circle Dia.—13/64" Hook Wd. × 3/32" Hook Dp. × 6 11/16" O'all Lg. Spanner Wrench for 1 49/64"-1 31/32" (45 mm-50 mm) Circle Dia.—15/64" Hook Wd. × 1/8" Hook Dp. × 8 1/8" O'all Lg. Spanner Wrench for 2 9/32"-2 7/16" (58 mm-62 mm) Circle Dia.—9/32" Hook Wd. × 9/64" Hook Dp. × 9 1/2" O'all Lg.	DIN 1810A	000000	0000000
6	Spanner Wrench for 1 3/16"-1 17/64" (30 mm-32 mm) Circle Dia.—5/32" Hook Wd. × 5/64" Hook Dp. × 5 3/8" O'all Lg. Spanner Wrench for 1 37/64"-1 21/32" (40 mm-42 mm) Circle Dia.—13/64" Hook Wd. × 3/32" Hook Dp. × 6 11/16" O'all Lg. Spanner Wrench for 1 49/64"-1 31/32" (45 mm-50 mm) Circle Dia.—15/64" Hook Wd. × 1/8" Hook Dp. × 8 1/8" O'all Lg. Spanner Wrench for 2 9/32"-2 7/16" (58 mm-62 mm) Circle Dia.—9/32" Hook Wd. × 9/64" Hook Dp. × 9 1/2" O'all Lg. Spanner Wrench for 2 43/64"-2 61/64" (68 mm-75 mm) Circle Dia.—9/32" Hook Wd. × 9/64" Hook Dp. × 9 1/2" O'all Lg. Spanner Wrench for 3 5/32"-3 35/64" (80 mm-90 mm) Circle Dia.—5/16" Hook Wd. × 5/32" Hook Dp. × 11" O'all Lg.	DIN 1810A	0000000	000000

Fire Hose Fitting Wrenches

A spanner-style head fits the lugs on fire hose couplings and adapters.

	For Thread Size	Overall Lg.	Features	For Lug Style	Material		Each
A	3/4"-6"	10"	1 13/16" Lg. × 7/16" Ht. Slot for Gas Valve Shut-Off	Rocker, Pin	Aluminum	0000000	000000
B	3/4"-6"	10 1/2"	1 13/16" Lg. × 7/16" Ht. Slot for Gas Valve Shut-Off, 1 1/2" Wd. Pry Tip at End of Handle	Rocker, Pin	Aluminum	0000000	00000

Combination Fire Hose Fitting/Hydrant Wrenches

One Spanner Head

Two Spanner Heads

Turn the lugs on fire hose fittings and the fasteners on hydrants.

	Box Wrench			Spanner Wrench
Number of Spanner Heads	For Use With	External Square Max. Size	External 5-Point Max. Size	For Use With	For Thread Size	For Lug Style	Style	Overall Lg.	Material	Finish	Grip Material		Each
1	Fire Hydrants	1 1/4"	1 3/4"	Fire Hose Fittings	3/4"-6"	Pin, Rocker	Hook	18 1/2"	Iron	Powder Coated	Chrome-Plated Steel	0000000	000000
2	Fire Hydrants	1 1/2"	1 7/8"	Fire Hose Fittings	3/4"-6"	Pin, Rocker	Hook	19 1/2"	Iron	Powder Coated	Chrome-Plated Steel	000000	00000