McMaster-Carr

Bend this wire and it will stay put. Frequently used as tying wire and locking wire, 304 stainless steel is a good all-around choice for a wide range of applications.

Round Wire—Spools, Cans, and Coils

Spool with Round Wire

Can

Coil

Heat Treatment: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 75,000 psi
Specifications Met: ASTM A580

Matte
Dia.	Dia. Tolerance	Lg., ft.	Fabrication	Max. Temperature, °F	Weight, lb.	Container Type		Each
0.032"	-0.0005" to 0.0005"	91	Cold Drawn	550°	1/4	Spool	0000000	00000
0.032"	-0.0005" to 0.0005"	360	Cold Drawn	550°	1	Can	0000000	00000
0.032"	-0.0005" to 0.0005"	1,820	Cold Drawn	550°	5	Spool	0000000	00000
0.032"	-0.0005" to 0.0005"	3,640	Cold Drawn	550°	10	Coil	0000000	00000

Round Wire—1-ft. Lengths

1-ft. Length

Heat Treatment: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 75,000 psi
Specifications Met: ASTM A580

					1 ft. Lg.
Dia.	Dia. Tolerance	Fabrication	Max. Temperature, °F	Pkg. Qty.		Pkg.
Matte
0.032"	-0.0005" to 0.0005"	Cold Drawn	550°	50	0000000	000000

Spring-Back Multipurpose 304 Stainless Steel Wire

This wire bounces back after bending. Often used to construct springs and wire rope, 304 stainless steel is a good all-around choice for a wide range of applications.

PTFE-coated wire has a slippery surface, so it’s especially useful as a fish wire when navigating through confined spaces.

Coils

Coil

Heat Treatment: Hardened
Tensile Strength: 205,000 psi
Specifications Met: ASTM A313, ASTM A555

1/4 lb. Coil
Dia.	Dia. Tolerance	Fabrication	Max. Temperature, °F	Lg., ft.		Each
Mirror-Like
0.032"	-0.001" to 0.001"	Cold Drawn	570°	91	00000000	000000
1 lb. Coil
Mirror-Like
0.032"	-0.001" to 0.001"	Cold Drawn	570°	360	00000000	00000

PTFE-Coated Wire

PTFE-Coated Wire (68" Length)

Heat Treatment: Hardened
Tensile Strength: Not Rated
Specifications Met: ASTM A313

				68" Lg.
Dia.	Dia. Tolerance	Finish Color	Max. Temperature, °F		Each
0.032"	-0.001" to 0.001"	Gray	500°	0000000	000000

Bend-and-Stay Economical 430 Stainless Steel Wire

Spool

Coil

Temper Rating: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 70,000 psi
Specifications Met: ASTM A580

When bent, this wire will stay in place. Widely used as tying and locking wire, this economical wire won’t stand up as well as other stainless steel wire when used outdoors or in extreme temperatures.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

1/4 lb. Spool
Dia.	Dia. Tolerance	Max. Temperature, °F	Lg., ft.		Each
Matte
0.032"	-0.001" to 0.001"	300°	91	00000000	00000
1 lb. Coil
Matte
0.032"	-0.001" to 0.001"	300°	360	00000000	00000

Bend-and-Stay Corrosion-Resistant
316 Stainless Steel Wire

Bend this wire and it will stay in place. It's widely used as tying and locking wire. Made of 316/316L stainless steel, it has less carbon than standard 316 for better weldability. The addition of molybdenum gives this material excellent corrosion resistance. Use it in a variety of marine and chemical-processing applications.

Coils by Weight

Heat Treatment: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 75,000 psi
Specifications Met: ASTM A580

1/4 lb. Coil
Dia.	Dia. Tolerance	Max. Temperature, °F	Lg., ft.		Each
Mirror-Like
0.032"	-0.001" to 0.001"	400°	91	00000000	000000
1 lb. Coil
Mirror-Like
0.032"	-0.001" to 0.001"	400°	360	00000000	00000
5 lb. Coil
Matte
0.032"	-0.001" to 0.001"	400°	1,820	00000000	000000

Coils by Length

Heat Treatment: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 75,000 psi
Specifications Met: ASTM A580

			30 ft. Lg.
Dia.	Dia. Tolerance	Max. Temperature, °F		Each
Matte
0.032"	-0.001" to 0.001"	400°	000000000	000000

Lengths

Heat Treatment: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 75,000 psi
Specifications Met: ASTM A580

				1 ft. Lg.
Dia.	Dia. Tolerance	Max. Temperature, °F	Pkg. Qty.		Pkg.
Matte
0.032"	-0.001" to 0.001"	400°	25	000000000	000000

Spring-Back Corrosion-Resistant 316 Stainless Steel Wire

Heat Treatable: No
Tensile Strength: 222,000 psi
Specifications Met: ASTM A313

This wire will spring back after bending. It's often used to make springs and wire rope. The addition of molybdenum gives 316 stainless steel excellent corrosion resistance. Use it in a variety of marine and chemical-processing applications.

1/4 lb. Coil
Dia.	Dia. Tolerance	Max. Temperature, °F	Lg., ft.		Each
Matte
0.032"	-0.001" to 0.001"	570°	91	00000000	000000
1 lb. Coil
Matte
0.032"	-0.001" to 0.001"	570°	360	00000000	00000

Bend-and-Stay Wear-Resistant 410 Stainless Steel Wire

Spool

Coil

Heat Treatment: Annealed (Softened)
Heat Treatable: Yes
Max. Hardness After Heat Treatment: Not Rated
Tensile Strength: 70,000 psi
Specifications Met: ASTM A580

Bend this wire and it will stay in place. It's commonly used as tying and locking wire. 410 stainless steel withstands wear caused by abrasion.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

1/4 lb. Spool
Dia.	Dia. Tolerance	Fabrication	Max. Temperature, °F	Lg., ft.		Each
Matte
0.032"	-0.001" to 0.001"	Cold Drawn	300°	91	0000000	00000
1 lb. Coil
Matte
0.032"	-0.001" to 0.001"	Cold Drawn	300°	360	0000000	00000

Mirror-Like Multipurpose 110 Copper Wire

Temper Rating: Softened (Annealed)
Heat Treatable: No
Tensile Strength: 29,000 psi
Specifications Met: ASTM B3

This wire is polished to a mirror-like finish. Offering high electrical conductivity and formability, 110 copper is 99.9% pure. Also known as ETP copper, it's often used as grounding wire. It has a soft temper and will stay in place when bent.

1/4 lb. Spool
Dia.	Dia. Tolerance	Mechanical Finish	Lg., ft.		Each
0.032"	-0.0004" to 0.0004"	Polished	78	0000000	00000
1 lb. Spool
0.032"	-0.0004" to 0.0004"	Polished	315	0000000	00000
5 lb. Spool
0.032"	-0.0004" to 0.0004"	Polished	1,575	0000000	00000
15 lb. Spool
0.032"	-0.0004" to 0.0004"	Polished	4,725	0000000	000000

Tin-Coated Multipurpose 110 Copper Wire

Temper Rating: Softened (Annealed)
Heat Treatable: No
Tensile Strength: 29,000 psi
Specifications Met: ASTM B3

The tin coating provides a higher level of corrosion resistance and makes it easier to solder than Mirror-Like Multipurpose 110 Copper Wire. Offering high electrical conductivity and formability, 110 copper is 99.9% pure. Also known as ETP copper, it's often used as grounding wire. This wire has a soft temper and will stay in place when bent.

1/4 lb. Spool
Dia.	Dia. Tolerance	Lg., ft.		Each
0.032"	-0.0004" to 0.0004"	78	0000000	00000
1 lb. Spool
0.032"	-0.0004" to 0.0004"	315	0000000	00000
5 lb. Spool
0.032"	-0.0004" to 0.0004"	1,575	0000000	000000
15 lb. Spool
0.032"	-0.0004" to 0.0004"	4,725	0000000	000000

High-Temperature Nickel-Clad Copper

Spool

Temper Rating: Softened (Annealed)
Tensile Strength: 80,000 psi
Specifications Met: ASTM B355

This copper wire is clad in nickel to provide excellent corrosion resistance at temperatures up to 1200° F while maintaining high electrical conductivity. It has a soft temper and will stay in place when bent.

1/4 lb. Spool
Dia.	Dia. Tolerance	Mechanical Finish	Finish Thick.	Lg., ft.		Each
Mirror-Like
0.032"	-0.0003" to 0.0003"	Polished	0.00864"	80	00000000	000000
1 lb. Spool
Mirror-Like
0.032"	-0.0003" to 0.0003"	Polished	0.00864"	320	00000000	000000

Ultra-Formable 260 Brass Wire

Temper Rating: Softened (Annealed)
Heat Treatable: No
Tensile Strength: 50,000 psi
Specifications Met: ASTM B134

The most formable brass we offer, 260 offers better weldability than 300 series brass but it’s not as machinable. 260 brass is sometimes called cartridge brass. This wire has a soft temper and stays in place when bent.

1/4 lb. Spool
Dia.	Dia. Tolerance	Mechanical Finish	Lg., ft.		Each
Mirror-Like
0.032"	-0.008" to 0.008"	Polished	83	0000000	00000
1 lb. Spool
Mirror-Like
0.032"	-0.008" to 0.008"	Polished	335	0000000	00000

Ultra-Strength Easy-to-Form 510 Bronze Wire

Temper Rating: Spring
Tensile Strength: 130,000 psi
Specifications Met: ASTM B159

Because 510 bronze is very strong and formable, it is the best choice for applications involving repetitive motion, such as springs, bellows, and switches.

Mirror-Like
Dia.	Dia. Tolerance	Lg., ft.	Container Type	Container Size, lbs.	Mechanical Finish		Each
0.032"	-0.001" to 0.001"	81	Coil	1/4	Polished	0000000	000000

Easy-to-Form 1100 Aluminum Wire

Spool

1-ft. Length

Yield Strength: 3,500 psi
Hardness: Not Rated (Soft)
Temper: O (Annealed)
Fabrication: Cold Drawn
Specifications Met: ASTM B211

This wire has a soft temper and will stay in place when bent. Use it as tie wire and for bundling. Because 1100 aluminum is 99% pure, it offers superior formability, corrosion resistance, and electrical conductivity.

Dia.	Dia. Tolerance	Lg., ft.	Heat Treatment	Max. Temperature, °F	Tensile Strength, psi	Weight, lb.	Container Type		Each
0.032"	-0.001" to 0.001"	265	Annealed (Softened)	200°	11,000	1/4	Spool	0000000	000000
0.032"	-0.001" to 0.001"	1,075	Annealed (Softened)	200°	11,000	1	Spool	0000000	00000
0.032"	-0.001" to 0.001"	5,380	Annealed (Softened)	200°	11,000	5	Spool	0000000	00000

						1 ft. Lg.
Dia.	Dia. Tolerance	Heat Treatment	Max. Temperature, °F	Tensile Strength, psi	Pkg. Qty.		Pkg.
0.032"	-0.001" to 0.001"	Annealed (Softened)	200°	11,000	10	0000000	00000

Easy-to-Form Nickel Chromium Alloy

Spool

Temper Rating: Softened
Tensile Strength: 100,000 psi
Specifications Met: ASTM B267, ASTM B344

Bend this wire and it will stay in place. This nickel-chromium, often called Chromel C, provides effortless formability. Use it for heating elements, resistance windings, and hot-wire cutters.

1/8 lb. Spool
Dia.	Dia. Tolerance	Fabrication	Max. Temperature, °F	Lg., ft.		Each
Mirror-Like
0.032"	-0.0016" to 0.0016"	Cold Worked	1800°	43	0000000	000000
1/4 lb. Spool
Mirror-Like
0.032"	-0.0016" to 0.0016"	Cold Worked	1800°	86	0000000	00000
1 lb. Spool
Mirror-Like
0.032"	-0.0016" to 0.0016"	Cold Worked	1800°	345	0000000	00000

Multipurpose 400 Nickel Wire

Spool

Temper Rating: Softened (Annealed)
Tensile Strength: 70,000 psi
Specifications Met: ASTM B164

Bend this wire and it will stay in place. It is often used as safety lock wire. From marine hardware to chemical-processing equipment, 400 nickel is widely used for its strength, weldability, and formability. Comparable to Monel, this nickel-copper alloy will stand up to highly corrosive environments, such as those involving salt water, sulfuric acid, and alkalies.

1/4 lb. Spool
Dia.	Dia. Tolerance	Max. Temperature, °F	Lg., ft.		Each
Matte
0.032"	-0.001" to 0.001"	700°	81	0000000	000000
1 lb. Spool
Matte
0.032"	-0.001" to 0.001"	700°	325	0000000	00000

High-Temperature 600 Nickel

Spool

Can

Temper Rating: Softened (Annealed)
Tensile Strength: 80,000 psi
Specifications Met: ASTM B166

Bend this wire and it will stay in place. Able to withstand temperatures up to 1000° F, 600 nickel is often used as safety lock wire in high-temperature applications. It is comparable to Inconel.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

		1/4 lb. Spool			1 lb. Can
Dia.	Dia. Tolerance	Lg., ft.		Each	Lg., ft.		Each
Matte
0.032"	-0.002" to 0.002"	85	00000000	000000	340	00000000	000000

Hardened Undersized High-Speed M2 Tool Steel Rods

Yield Strength: Not Rated
Hardness: Rockwell C60 (Very Hard)

These rods, also known as drill blanks, have an undersized diameter for machining your own jobbers'-length drill bits. They're hardened for increased abrasion and impact resistance. M2 tool steel offers a nice balance of wear resistance and machinability. It has a high molybdenum content, which allows it to maintain sharp cutting edges even at elevated temperatures.

Dia.	Dia. Tolerance	Drill Bit Size	Lg.	Mechanical Finish	Straightness Tolerance		Each
0.032"	-0.0002" to 0"	67	1 3/8"	Precision Ground	0.001"	00000000	00000

Hardened Oversized High-Speed M2 Tool Steel Rods

Yield Strength: Not Rated
Hardness: Rockwell C60 (Very Hard)

Also known as reamer blanks, these rods have an oversized diameter that allows for finishing to your exact requirements. They're hardened for increased abrasion and impact resistance. M2 tool steel offers a nice balance of wear resistance and machinability. It has a high molybdenum content, which allows it to maintain sharp cutting edges even at elevated temperatures.

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

Dia.	Dia. Tolerance	Reamer Size	Lg.	Lg. Tolerance	Mechanical Finish	Straightness Tolerance		Each
0.032"	0" to 0.0002"	67	1 3/8"	-1/32" to 1/32"	Precision Ground	0.001"	00000000	00000

Corrosion-Resistant Tungsten Wire

Coil

Temper: Spring (Hardened)
Tensile Strength: Not Rated
Specifications Met: ASTM F288

This wire will spring back after bending. It's often used in heating and electrical applications. The addition of copper and nickel makes this tungsten more corrosion resistant than tungsten carbide.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

1/16 lb.
Dia.	Dia. Tolerance	Max. Temperature, °F	Container Type	Lg., ft.		Each
Matte
0.032"	-0.00048" to 0.00048"	5000°	Coil	9	0000000	000000
1/8 lb.
Matte
0.032"	-0.00048" to 0.00048"	5000°	Coil	18	0000000	00000

Coated Small-Diameter Braided Wire—Not for Lifting

3 x 7

7 x 7

The plastic coating protects this braided wire from abrasion. Made of 18-8 stainless steel, this wire rope has good corrosion resistance. This wire rope provides a good balance of abrasion resistance and flexibility. Rope is lubricated to reduce wear. Preformed wire rope maintains its shape when cut and resists unraveling.

Strand core are more crush resistant than fiber core.