1" Diameter Molybdenum | McMaster-Carr

Containing zirconium and titanium for additional strength in extreme temperatures, these rods are commonly used in vacuum furnaces and other high-stress environments.

Alloy Steel

Tight-Tolerance Multipurpose 4140 Alloy Steel Rods

Ready for turning in your lathe, these rods are precision ground and held to a strict straightness tolerance.

Multipurpose 4140 Alloy Steel Rods and Discs

Also known as chrome-moly steel, this versatile 4140 alloy steel is used for a wide range of parts, such as gears, axles, shafts, collets, and die holders. It resists fracturing from repeated stress.

Hardened Multipurpose 4140 Alloy Steel Rods

These rods are hardened for increased abrasion and impact resistance. Also known as chrome-moly steel, 4140 alloy steel resists fracturing from repeated stress.

Chrome-Plated Hardened
Multipurpose 4140 Alloy Steel Rods

A chrome plating on these rods increases their corrosion resistance. They're also hardened, which makes them more resistant to impacts and abrasion.

High-Strength Multipurpose 4140 Alloy Steel Rods

Often called ETD-150, these rods are made from a modified version of 4140 alloy steel and have been drawn at high temperatures for excellent strength.

Easy-to-Weld Wear-Resistant 8620 Alloy Steel

While the low carbon content makes 8620 alloy steel easy-to-weld, it's the nickel, chromium, and molybdenum content that provides wear resistance.

High-Strength Ultra-Fatigue-Resistant
300M Alloy Steel

A modified version of 4340 alloy steel, this 300M alloy steel combines high yield strength with extreme resistance to cracking. It’s often used to create parts that require both, such as torsion bars and drive shafts.

Easy-to-Machine 41L40 Alloy Steel

The addition of lead gives 41L40 the best machinability of all the alloy steel we offer.

Ultra-Wear-Resistant 4150 Alloy Steel

Higher levels of carbon and chromium make this 4150 alloy steel more wear-resistant than 4820 alloy steel. Also known as chrome-moly steel, it’s often used for gears, shafts, and ball screws.

Extreme-Strength
Fatigue-Resistant 9310 Alloy Steel

A vacuum arc remelting (VAR) casting process gives 9310 superior strength, hardness, and fatigue resistance over other types of alloy steel. It's often machined into heavy duty gears, clutch parts, and ratchets.

High-Strength Fatigue-Resistant C300 Alloy Steel

Offering excellent resistance to cracking from impact and compression, C300 alloy steel is often used for dies and tooling. It is also known as maraging steel and VascoMax.

Easy-to-Weld 4130 Alloy Steel Rods

4130 alloy steel has a low carbon content that provides good weldability. It's often used for gears, fasteners, and structural applications.

High-Strength 4340 Alloy Steel Rods

Use for power transmission and structural applications that involve extreme impact, heat, and wear.

Hard Wear-Resistant 52100 Alloy Steel Rods

Also known as chrome steel, 52100 is an extremely hard and wear-resistant material. It’s used for parts such as bearings, bushings, and punches.

Carbon Steel

High-Strength 1141 Carbon Steel

Choose 1141 carbon steel for its balance of strength and machinability. Often compared to low-carbon steel, 1141 is higher strength. It’s not as machinable as similar alloys, like 1144, due to its low sulfur content.

Easy-to-Machine 1117 Carbon Steel

1117 carbon steel responds to surface-hardening heat treatment better than other easy-to-machine carbon steels. Use it to fabricate shaft couplings, studs, pins, and universal joints.

Corrosion-Resistant
High-Strength 1045 Carbon Steel

This steel is nitrided, which involves the absorption of nitrogen, providing a corrosion-resistant surface that won’t flake or chip. It is comparable to NitroSteel.

Low-Carbon Steel Rods and Discs

Also known as mild steel, low-carbon steel is easy to machine, form, and weld. It's widely fabricated into low-strength fasteners, pins, and axles.

Tight-Tolerance Low-Carbon Steel Rods

These rods are precision ground and held to a strict straightness tolerance, so they're ready for turning in a lathe.

Zinc-Galvanized Low-Carbon Steel Rods

These rods are zinc galvanized for good corrosion resistance.

Chrome-Plated Low-Carbon Steel Rods

The matte plating on these rods increases corrosion resistance and wear resistance.

Tight-Tolerance Easy-to-Machine
1215 Carbon Steel Rods

Precision ground and held to a strict tightness tolerance, these rods are ready for turning in a lathe.

Easy-to-Machine 1215 Carbon Steel Rods

A lead-free alternative to 12L14, 1215 carbon steel contains the same amount of sulfur and phosphorus for excellent machinability. It is often used for shaft couplings, studs, and pins.

High-Strength 1045 Carbon Steel Rods and Discs

Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for bolts, studs, and shafts.

Ultra-Strength Easy-to-Machine
1144 Carbon Steel Rods

Also known as Fatigueproof, these rods have enhanced strength and resistance to breaking from repeated impact compared to High-Strength Easy-to-Machine 1144 Carbon Steel Rods.

Tight-Tolerance Ultra-Machinable
12L14 Carbon Steel Rods

Ready for turning in a lathe, these rods are precision ground and held to a strict straightness tolerance.

Ultra-Machinable 12L14 Carbon Steel Rods

The lead additive acts as a lubricant, which allows 12L14 carbon steel to withstand very fast machining. It's used to fabricate a wide variety of machine parts.

High-Strength Easy-to-Machine
1144 Carbon Steel Rods

Made with more carbon and manganese than other easy-to-machine carbon steels, 1144 carbon steel has a higher yield strength and hardness. Also known as Stressproof, these rods are stress-relieved to minimize warping during machining.

Tight-Tolerance High-Strength
Easy-to-Machine 1144 Carbon Steel Rods

These rods are precision ground and held to a strict straightness tolerance, so they're all set for turning applications in your lathe.

Tool Steel

Ultra-Wear-Resistant A11 Tool Steel

Resistant to wear, abrasion, and chipping, A11 is a hard material that is often made into punches and stamping tools.

Hardened Easy-to-Machine P20 Tool Steel

Furnished hardened, P20 tool steel is strong and easy to machine. It has the wear resistance and highly polishable surface needed to fabricate long-lasting molds and dies.

Tight-Tolerance Easy-to-Machine
W1 Tool Steel Rods

Ground and held to strict diameter and straightness tolerances, these rods are ready to be turned in a lathe.

Oversized High-Temperature H13 Tool Steel Rods

An oversized diameter on these rods allows for finishing to your exact requirements.

Oversized Multipurpose Air-Hardening
A2 Tool Steel Rods and Discs

An oversized diameter allows for finishing to your exact requirements.

Wear-Resistant High-Speed M4 Tool Steel Rods

Made from powdered metal, M4 tool steel has a consistent microstructure that gives it outstanding resistance to wear and abrasion. It is comparable to CPM Rex M4.

Tight-Tolerance Multipurpose
Air-Hardening A2 Tool Steel Rods

Precision ground and held to a strict straightness tolerance, these rods are ready for turning in your lathe.

Tight-Tolerance Wear-Resistant D2 Tool Steel Rods

All set for turning in your lathe, these precision-ground rods are held to a strict straightness tolerance.

Oversized Multipurpose Oil-Hardening
O1 Tool Steel Rods and Discs

An oversized diameter allows for finishing to your exact requirements.

Tight-Tolerance Multipurpose
Oil-Hardening O1 Tool Steel Rods

Ready for turning in a lathe, these rods are precision ground to a tight diameter tolerance.

Oversized Wear-Resistant D2
Tool Steel Rods and Discs

An oversized diameter allows for finishing to your exact requirements.

Tight-Tolerance Shock-Resistant
S7 Tool Steel Rods

The diameter on these rods is precision ground while the straightness is held to a strict tolerance, so they're ready for turning in a lathe.

Oversized Shock-Resistant
S7 Tool Steel Rods and Discs

An oversized diameter allows for finishing to your exact requirements.

Tight-Tolerance High-Speed M2 Tool Steel Rods

Ready for turning in a lathe, these precision-ground rods have a tight diameter tolerance and are held to a strict straightness tolerance.

Oversized High-Speed M2 Tool Steel Rods

An oversized diameter allows for finishing to your exact requirements.

Hardened Oversized
High-Speed M2 Tool Steel Rods

Also known as reamer blanks, these rods are hardened for increased abrasion and impact resistance.

Hardened Undersized
High-Speed M2 Tool Steel Rods

These rods, also known as drill blanks, have an undersized diameter for machining your own jobbers'-length drill bits.

About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron

Molybdenum

Ultra High-Temperature Molybdenum Rods

Ultra High-TemperatureHigh-Strength Molybdenum Rods

Alloy Steel

Tight-Tolerance Multipurpose 4140 Alloy Steel Rods

Multipurpose 4140 Alloy Steel Rods and Discs

Hardened Multipurpose 4140 Alloy Steel Rods

Chrome-Plated HardenedMultipurpose 4140 Alloy Steel Rods

High-Strength Multipurpose 4140 Alloy Steel Rods

Easy-to-Weld Wear-Resistant 8620 Alloy Steel

High-Strength Ultra-Fatigue-Resistant300M Alloy Steel

Easy-to-Machine 41L40 Alloy Steel

Ultra-Wear-Resistant 4150 Alloy Steel

Extreme-StrengthFatigue-Resistant 9310 Alloy Steel

High-Strength Fatigue-Resistant C300 Alloy Steel

Easy-to-Weld 4130 Alloy Steel Rods

High-Strength 4340 Alloy Steel Rods

Hard Wear-Resistant 52100 Alloy Steel Rods

Carbon Steel

High-Strength 1141 Carbon Steel

Easy-to-Machine 1117 Carbon Steel

Corrosion-ResistantHigh-Strength 1045 Carbon Steel

Low-Carbon Steel Rods and Discs

Tight-Tolerance Low-Carbon Steel Rods

Zinc-Galvanized Low-Carbon Steel Rods

Chrome-Plated Low-Carbon Steel Rods

Tight-Tolerance Easy-to-Machine1215 Carbon Steel Rods

Easy-to-Machine 1215 Carbon Steel Rods

High-Strength 1045 Carbon Steel Rods and Discs

Ultra-Strength Easy-to-Machine1144 Carbon Steel Rods

Tight-Tolerance Ultra-Machinable12L14 Carbon Steel Rods

Ultra-Machinable 12L14 Carbon Steel Rods

High-Strength Easy-to-Machine1144 Carbon Steel Rods

Tight-Tolerance High-StrengthEasy-to-Machine 1144 Carbon Steel Rods

Tool Steel

Ultra-Wear-Resistant A11 Tool Steel

Hardened Easy-to-Machine P20 Tool Steel

Tight-Tolerance Easy-to-MachineW1 Tool Steel Rods

Oversized High-Temperature H13 Tool Steel Rods

Oversized Multipurpose Air-HardeningA2 Tool Steel Rods and Discs

Wear-Resistant High-Speed M4 Tool Steel Rods

Tight-Tolerance MultipurposeAir-Hardening A2 Tool Steel Rods

Tight-Tolerance Wear-Resistant D2 Tool Steel Rods

Oversized Multipurpose Oil-HardeningO1 Tool Steel Rods and Discs

Tight-Tolerance MultipurposeOil-Hardening O1 Tool Steel Rods

Oversized Wear-Resistant D2Tool Steel Rods and Discs

Tight-Tolerance Shock-ResistantS7 Tool Steel Rods

Oversized Shock-ResistantS7 Tool Steel Rods and Discs

Tight-Tolerance High-Speed M2 Tool Steel Rods

Oversized High-Speed M2 Tool Steel Rods

Hardened OversizedHigh-Speed M2 Tool Steel Rods

Hardened UndersizedHigh-Speed M2 Tool Steel Rods

Ultra High-Temperature
High-Strength Molybdenum Rods

Chrome-Plated Hardened
Multipurpose 4140 Alloy Steel Rods

High-Strength Ultra-Fatigue-Resistant
300M Alloy Steel

Extreme-Strength
Fatigue-Resistant 9310 Alloy Steel

Corrosion-Resistant
High-Strength 1045 Carbon Steel

Tight-Tolerance Easy-to-Machine
1215 Carbon Steel Rods

Ultra-Strength Easy-to-Machine
1144 Carbon Steel Rods

Tight-Tolerance Ultra-Machinable
12L14 Carbon Steel Rods

High-Strength Easy-to-Machine
1144 Carbon Steel Rods

Tight-Tolerance High-Strength
Easy-to-Machine 1144 Carbon Steel Rods

Tight-Tolerance Easy-to-Machine
W1 Tool Steel Rods

Oversized Multipurpose Air-Hardening
A2 Tool Steel Rods and Discs

Tight-Tolerance Multipurpose
Air-Hardening A2 Tool Steel Rods

Oversized Multipurpose Oil-Hardening
O1 Tool Steel Rods and Discs

Tight-Tolerance Multipurpose
Oil-Hardening O1 Tool Steel Rods

Oversized Wear-Resistant D2
Tool Steel Rods and Discs

Tight-Tolerance Shock-Resistant
S7 Tool Steel Rods

Oversized Shock-Resistant
S7 Tool Steel Rods and Discs

Hardened Oversized
High-Speed M2 Tool Steel Rods

Hardened Undersized
High-Speed M2 Tool Steel Rods