Find answers about our lifetime warranty, shipping, returns and choosing the right tool. Need help with a specific product or order? Email CustomerService@CarbyneTools.com.

About Carbyne

What is Carbyne Tools?

Carbyne Tools is a family-run tool company based in the United States. We offer professional-quality tools for DIY consumers and industrial, maintenance and automotive professionals, with a focus on bit socket sets, sockets, ratchets and lubrication tools. Every Carbyne product sold in the U.S.A. or Canada is backed by our Limited Lifetime Warranty.

Where are Carbyne tools made?

Most Carbyne tools are made in Taiwan. Some grease guns and lubrication tools are made in China, while others are made in Taiwan. With more than 20 years of hand-tool industry experience, we select factories that meet our high quality standards. As a family-run tool company based in the U.S.A., we stand behind every Carbyne tool—and those who invest in them.

For the country of origin of a specific product, email CustomerService@CarbyneTools.com with the product name or item number.

Are Carbyne tools suitable for professional use?

Yes—absolutely. Carbyne tools are designed for industrial, maintenance and automotive professionals, as well as DIY consumers. Choose the correct profile, size, reach and drive for the job, and follow the product’s intended use and impact rating. Every Carbyne product sold in the U.S.A. or Canada carries our Limited Lifetime Warranty.

Do Carbyne tools meet ANSI or ASME standards?

Yes. Carbyne tools meet or exceed applicable ANSI and/or ASME standards. Depending on the tool, these standards address characteristics such as dimensions and performance. Applicable requirements vary by product; contact us with the item number if you need details for a purchasing or maintenance specification.

Business Purchasing

Who should I contact about bulk orders, wholesale or distribution?

Email CustomerService@CarbyneTools.com with your company name, the products and quantities you need, delivery location and desired timing. Include any purchasing requirements so we can review your request and discuss available options for your business.

Choosing a set

How do I choose the right bit socket set?

Start with the fastener profiles and exact sizes your work requires, then compare drive size, reach and clearance. A master set is useful for varied jobs, while a specialty set focuses on a particular profile or application. Check the contents list and impact rating rather than choosing by piece count alone.

Does a master bit socket set include every fastener type and size?

Carbyne master bit socket sets provide broad coverage across multiple fastener profiles and sizes, helping you handle a wide variety of jobs with one organized set. Contents vary by set, so check the product’s detailed size and profile list to confirm it includes the tools your work requires.

Tight Spaces and Powered Tools

When should I choose low-profile or stubby tools?

Choose low-profile sockets or stubby bits when there is limited clearance above a fastener. The shorter tool can help you work around nearby components. Compare the total working height of the tool and ratchet head with the space available; you still need room to fully engage the fastener and operate the handle.

When is an extra-long bit socket a better choice?

An extra-long bit socket can reach a fastener recessed deeper inside an assembly. Check the approach path, working length and room to operate the ratchet. Stubby tools solve clearance problems above a fastener; longer tools solve reach problems. Extra length does not by itself increase torque capacity.

Can I turn a low-profile socket with a wrench?

Yes, if that socket is designed with an external Hex drive. This lets a correctly sized wrench turn the socket as an alternative to its square-drive connection and can reduce the space needed above it. Check the individual product’s external Hex size; not every bit socket has this feature.

What is the difference between drive size and socket or bit size?

Drive size describes the tool’s connection to a handle, such as a 1/4-inch, 3/8-inch or 1/2-inch square drive. Socket or bit size describes the end that engages the fastener, such as a 14 mm socket or T30 Torx bit. Both connections must match the tools and fastener you are using.

Can I use Carbyne sockets and bits with an impact wrench or impact driver?

Use only sockets, bits, adapters and extensions explicitly rated for impact use. An impact rating for one piece does not apply to every item in a set. Standard hand-use chrome sockets must not be used on impact tools. A black finish or a steel grade alone does not establish an impact rating; check the product description or contact us.

Bit Sockets and Fastener Compatibility

What is the difference between a bit socket and a regular socket?

A bit socket has a projecting tip that fits inside a recessed fastener, such as Hex, Torx or XZN Triple Square. A regular socket fits over an external bolt head or nut. Match the tool’s working profile and size to the fastener before applying torque.

Do I need SAE or metric Hex tools?

SAE Hex tools are sized in inches; metric Hex tools are sized in millimeters. Use the exact system and size specified for the fastener. Many workshops need both. Do not choose solely by a vehicle’s country of origin or substitute a nearby inch or metric size that leaves play in the recess.

Are Torx and Torx Plus interchangeable?

Torx and Torx Plus are different fastener profiles and should be matched with their corresponding tools. Torx Plus uses a broader lobe shape. A bit that enters the recess may still be the wrong profile for applying the required torque. Check the equipment specification and product markings.

What is the difference between Torx and External Torx?

A Torx bit fits inside a recessed star-shaped fastener. An External Torx socket fits over a raised star-shaped fastener head. Torx bit sizes commonly use a T designation, while External Torx sockets use E.

What does tamper-resistant mean?

Tamper-resistant fasteners have a feature that prevents a standard driver from engaging, such as a center pin that needs a matching bit with a hole. Match the complete fastener profile and size.

Is XZN Triple Square the same as Torx, spline or a 12-point socket?

No. XZN Triple Square is a specific 12-point recessed fastener profile. It differs from Torx and other spline profiles, and it is not a conventional 12-point socket that fits over an external fastener head. Use the specified XZN size and fully seat the bit before turning the fastener.

Grease Guns and Lubrication Tools

Which type of grease gun should I choose?

Choose a grease gun based on access, grease capacity and how you want to operate it. Pistol-grip models allow one-handed pumping; lever models use a longer operating handle; mini models are compact; air-operated models need a suitable compressed-air supply. Check the individual model’s loading methods, hose, coupler and pressure specifications.

Why is my grease gun pumping without dispensing grease?

Trapped air, an empty or incorrectly loaded cartridge, or a blocked connection can interrupt grease flow. Stop pumping and follow your model’s loading and priming instructions. Relieve pressure according to those instructions before opening or disconnecting components. Bleeder valves and follower mechanisms vary by model. If you need help, email us the item number and a description or photo of the issue.

Will any grease-gun hose or coupler fit my grease gun?

No. Match the connection thread, fitting style and pressure rating to your grease gun and application. A connection that appears to fit is not enough to establish compatibility. Check the gun and accessory specifications and stay within the lowest pressure rating of the connected components. Contact us with both item numbers if you need help choosing an accessory.

Lifetime Warranty and Support

What does the Carbyne Tools lifetime warranty cover?

Every Carbyne product sold in the U.S.A. or Canada is backed by our Limited Lifetime Warranty against defects in materials and workmanship for the original purchaser. Coverage includes our bit sockets, ratchets, grease guns, accessories and storage cases—there are no excluded product categories. We will repair or replace a product determined to be defective. As a family-run tool company, we are committed to standing behind every Carbyne product sold and the people who invest in it.

How do I file a warranty claim?

Email CustomerService@CarbyneTools.com with your place of purchase and order number OR a clear photo of the Carbyne product, plus a description of the problem. Include the item number and affected size or part if known. If a replacement is needed, we will also need your first and last name and complete shipping address.

Do I need a receipt to start a warranty request?

No. You can start a warranty request with either your place of purchase and order number or a clear photo of your Carbyne product, plus a description of the issue. Email these details to CustomerService@CarbyneTools.com so we can review your request and help with the next steps.

Do I need to mail my tool back first?

No. Returning your tool is generally not required. Email CustomerService@CarbyneTools.com first so we can review the issue and help with the next steps. Only send an item back if we specifically request it and provide return instructions.

Is my Carbyne product covered if I bought it on Amazon.com, Lowes.com, or elsewhere?

Yes. Carbyne products sold in the U.S.A. or Canada are covered by our Limited Lifetime Warranty for the original purchaser, whether purchased on Amazon.com, Lowes.com, or elsewhere. Contact Carbyne directly for warranty assistance. For an unwanted-item return or purchase refund, use the return process of the retailer that handled your order.

What if only one bit or socket in my set breaks?

Contact us about the affected piece. Include your set’s item number, the bit or socket size, and either your place of purchase and order number or a photo of the Carbyne product, together with a description of the failure. We will review the individual component and provide next steps.

Replacement Parts and Product Help

Can I replace a lost bit, socket or storage case?

Email CustomerService@CarbyneTools.com to check availability. Include the set’s item number, the missing size or part, and a photo if available. Replacement options vary by product. We will confirm availability and any applicable product or shipping charges before proceeding.

What happens if my product has been discontinued?

Contact us with the item number or a photo so we can identify your product. We will review available support and replacement options. For an eligible warranty claim, we may substitute a product of equal value if the original product is no longer available.

Where can I find my product or item number?

Check the product packaging, your order details or the product listing. If you cannot find it, email us a clear photo of the tool and, for a set, its case and contents.

Can you help me identify the right tool or replacement part?

Yes. Email CustomerService@CarbyneTools.com with the tool or fastener you are working with, its size if known, and clear photos. For a replacement, include the Carbyne set or item number. Photos help us narrow the options.

How do I contact Carbyne Tools customer service?

Email CustomerService@CarbyneTools.com for product questions, warranty assistance, replacement-part availability or help with an order. Describe what you need and include relevant product or order details so we can help with the next step.

Tool Materials and Care

Why does Carbyne use S2 steel, chrome vanadium and chrome molybdenum?

Different components have different jobs. Carbyne uses S2 tool steel for many bits, chrome vanadium (Cr-V) for many socket bodies, and chrome molybdenum (Cr-Mo) for selected impact sockets. Performance depends on the material, heat treatment and tool design together. Check each product’s specifications; the alloy name alone does not determine impact suitability.

How should I clean and store my bits and sockets?

Wipe tools clean and dry after use, store them away from moisture, and return set pieces to their marked positions. Chrome and phosphate finishes help resist corrosion but do not make tools rustproof. Follow product-specific care instructions. Inspect for cracks, distortion and worn working ends, and stop using damaged tools. Avoid aggressive rust-removal methods that could damage the finish or working profile.

How can I avoid rounding or stripping a fastener?

Choose the exact profile and size, remove debris from the recess, and fully seat the tool. Keep the tool aligned with the fastener and stop if it slips or the fastener begins to deform. Follow the equipment manufacturer’s torque specification. Do not force a close-fitting substitute into an unfamiliar or damaged recess.

Orders Shipping and Delivery

Where can I buy Carbyne tools?

You can purchase Carbyne tools at CarbyneTools.com, Amazon.com, Lowes.com and other authorized retailers. Check the listing for the exact set contents and specifications before ordering.

How do I check whether a product is in stock?

Check the product page for current availability. If the product you need is unavailable, email CustomerService@CarbyneTools.com with its name or item number to ask about availability or alternatives. Confirm timing before relying on a product for an urgent repair.

Can I change or cancel an order?

Email CustomerService@CarbyneTools.com as soon as possible with your place of purchase and order number and the requested change. We will check the order’s status and explain the available options. A change or cancellation may not be possible once fulfillment has begun.

Does CarbyneTools.com offer free shipping?

Yes. CarbyneTools.com offers free standard shipping on all products to U.S. domestic destinations, with no minimum order. This includes Alaska, Hawaii, U.S. territories and APO/FPO addresses. Delivery times vary by destination and carrier service.

How long will my order take to arrive?

Allow 1–2 business days for order processing, followed by approximately 5 business days for standard shipping or 2–3 business days for expedited shipping. Transit time is separate from processing time. These are estimates; remote destinations, territories and military addresses may take longer.

Can I choose expedited shipping?

Available expedited shipping options and charges are shown at checkout. Expedited transit is approximately 2–3 business days after the order is processed; allow 1–2 business days for processing. Availability depends on the delivery address and service offered at checkout.

Does CarbyneTools.com accept international orders?

CarbyneTools.com does not accept international orders directly. Customers outside the United States can email CustomerService@CarbyneTools.com for instructions on options to purchase and receive Carbyne tools worldwide. Include your country and the products you would like to buy so we can advise you on available options. Our Limited Lifetime Warranty applies only to products sold in the U.S.A. and Canada.

How can I track my order?

Check your shipping confirmation email for tracking information and use the carrier’s tracking page for delivery updates. If you cannot find your shipping confirmation or need help interpreting an update, email CustomerService@CarbyneTools.com with your place of purchase and order number.

What should I do if my order is delayed, missing, damaged or incomplete?

Email CustomerService@CarbyneTools.com with your place of purchase and order number, tracking information if available, and a description of the issue. For damaged packaging or missing contents, include photos of the package and items received if possible. Keep the packaging while we review the issue and explain the next steps.

Returns

What is the return policy for CarbyneTools.com purchases?

You may return a CarbyneTools.com purchase within 30 days of delivery if the product is in new, unused condition. Opened but unused products are eligible, and sale items are not excluded. Customers pay return shipping for these returns. Email CustomerService@CarbyneTools.com first for return instructions. For a defective, damaged or incorrect item, contact us about the issue so we can provide the appropriate next steps.

How do I return a Carbyne product purchased on Amazon.com, Lowes.com or elsewhere?

For an unwanted-item return or refund, follow the return process and policy of the retailer where you placed the order.