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About McMaster-Carr

Engineers have been trusting McMaster since 1901. With over 500,000 products in stock, everything is at your fingertips for ordering. 

McMaster-Carr provides all of your basic industrial supplies. We have a large selection of screws, nuts, washers and bolts in stock. In addition, we are able to provide many raw materials including stainless steel and aluminum in many shapes and sizes, from sheets to bar stock. 

Need a new blade for your? We have all kinds of tools and accessories. Make sure not to forget about safety while you work. Eye protection is a must. So remember to get the best safety glasses and face shields to protect yourself and your workers.

Corporate accounts are welcomed and open Purchase Orders are able to be set up. Contact us to request your catalog.

With many locations across the United States, quick delivery is available at a reasonable price. Many products can be delivered the next day at no or little extra cost. 

Community Reviews Summary

176 Community Reviews 4.77/5 Overall Rating

All Ratings

Overall
Speed
Price
Quality

Rating Distribution

Top Reviewed Services

Hugh selection for parts


R & D / Engineering , Medical Device
04/16/2014

Speed 5 / Price 5 / Quality 5

Mc Master is the company to go to for parts that require making in house fixtures. Their quick next day shipment help us speed up the project.

Strengths: Large selection for in house fixture making projects. Fast and quick delivery.

Needs to improve: None

Next day solutions


R & D / Engineering , Medical Device
03/07/2014

Speed 5 / Price 5 / Quality 5

McMaster always can get you out of a jam. Order late in the day and receive your supplies the next morning. Not always the cheapest solution, but a solution none the less.

Strengths: Next Day Delivery

Needs to improve: Can be priced high.

huge catalog of parts of everything


Manufacturing , Medical Device
03/30/2014

Speed 4 / Price 1 / Quality 4

great place to go to get anything you may need. huge catalog of parts. very fast delivery. but the cost is probably a bit higher than other places. you are paying for convenience

Strengths: large selection, fast delivery

Needs to improve: expensive

McMaster are great on custom products they are reliable and excellent quality.


Supply Chain/Logistics , Consumer Products
05/07/2014

Speed 5 / Price 5 / Quality 5

I received most of their product in a daily basis for inventory stock. They have lots of selection for Wire Bond, Hand tools, Adhesives and Inspection Tools. McMaster is very reliable products.

Strengths: Reliable Quality and Customs products.

Needs to improve: none

McMaster quality product is strong, reliable and quick turn around.


Supply Chain/Logistics , Consumer Products
05/21/2014

Speed 4 / Price 4 / Quality 5

Mc Master supplies the company of small raw materials for our equipment machine. they got different kind of materials such as calibrating tools, wrench, screw drivers etc. quality are great.

Strengths: Reliable service,wide selection and good customer support.

Needs to improve: None.

Solid engine for every industry


Manufacturing , Semiconductors
12/24/2013

Speed 5 / Price 5 / Quality 5

McMaster explains really well what part/component will best suit the target application. They eagerly walk their customers in helping them find their target parts.

Strengths: Great customer service. Short lead times.

Needs to improve: I have not had any issues with McMaster.

great place for your engineering needs


Finance/Accounting , Architectural And Engineering
05/01/2014

Speed 5 / Price 4 / Quality 5

They have an insane product catalog, literally everything imaginable for engineering projects is available. I always use them for developing prototype models and mini scale replicas of devices. Definitely recommend.

Strengths: Great production selection, convenient location, quality products

Needs to improve: None

McMaster Carr is great when you need things quickly.


R & D / Engineering , Medical Device
03/09/2014

Speed 5 / Price 3 / Quality 4

I have always had excellent service from McMaster Carr.

Strengths: Almost all items are in stock at my local facility and I can get them the next day without high shipping costs.

Needs to improve: Lack of information and drawings on some items.

McMaster for Supplies


Quality , Medical Device
04/04/2014

Speed 5 / Price 4 / Quality 5

They have everything you need for your manufacturing industry needs. Good experience and will continue to use them

Strengths: Great customer service. They have a big inventory of items and offer fast delivery

Needs to improve: Some priced items. Most are average

Quickest place to buy


R & D / Engineering , Medical Device
03/05/2014

Speed 5 / Price 5 / Quality 5

Great service, no real issues whatsoever.

Strengths: Fast delivery, great selection, intuitive website

Needs to improve: None really, but to be nitpicky it would be ideal to have multiple carts for different projects. Also, better technical documentation, drawings, and 3d models

Large selection. low prices, and fast deliveries. What else could you ask for?


Manufacturing , Medical Device
03/27/2014

Speed 5 / Price 5 / Quality 5

They have everything you need for general industrial is on McMaster website. They ship your order within 24 hours and offer competitive prices on nearly every product they offer.

Strengths: Lightning fast delivery times. Outstanding prices

Needs to improve: N/A

Everything any mechanical repairs Dept would need.


Manufacturing , Medical Device
03/19/2014

Speed 5 / Price 5 / Quality 5

Purchasing of maintenance and mechanical repair parts.
Purchasing wide range of parts and components, everything you need at one location.

Strengths: Good ability to get parts needed without delays.
Wide range of supplies at reasonable costs.

Needs to improve: None

Love McMaster


Clinical , Medical Device
03/26/2014

Speed 5 / Price 5 / Quality 5

This is a great place to get just about everything. Easy to use catalog and website. Fast shipping. I always cheek here for products

Strengths: Wide selection of items, fast shipping, competitive prices

Needs to improve: None

Expensive, but Fast


Manufacturing , Medical Device
02/28/2014

Speed 5 / Price 2 / Quality 3

If the company is paying for shipping, save yourself the hassle and buy everything you need at McMaster.

Strengths: They have just about everything

Needs to improve: It cost an arm and a leg for shipping

wide selection, quality products


General Administrative , Consumer Electronics
05/25/2014

Speed 4 / Price 4 / Quality 4

good service, good pricing, great selection

Strengths: We utilize McMaster-Carr for parts, wires, hardware, screws, adhesives, etc. They have a wide selection of products, provide good service and are quick to fulfill our orders.

Needs to improve: nothing

One Stop Shop


R & D / Engineering , Medical Device
12/10/2013

Speed 5 / Price 4 / Quality 4

Great website that is easy to navigate

Strengths: A wide variety of tools and components for your everyday engineering needs with a quick turnaround time.

Needs to improve: Shipping costs can increase prices of the product significantly.

Great Service


Manufacturing , Medical Device
06/14/2014

Speed 5 / Price 5 / Quality 5

Great customer service

Strengths: This company is great on supplying us products, they also have a huge selections on what you need. They have a great service process making ordering and shipping fast.

Needs to improve: none

Good source for various parts.


R & D / Engineering , Medical Device
04/02/2014

Speed 5 / Price 4 / Quality 4

I order parts from McMasterr at work. They have always delivered on time. Good customer service. I highly recommend them.

Strengths: Large inventory and fast delivery. Good website and easy access.

Needs to improve: none

Great company to go to parts and tools need for medical device company


R & D / Engineering , Medical Device
02/25/2014

Speed 5 / Price 4 / Quality 5

Customer service are very helpful and give advises and suggestions .

Strengths: They got tons of products are in stock needed for medical device industry

Needs to improve: A little over price on some products

Excellent source for anything


Manufacturing , Medical Device
12/15/2013

Speed 5 / Price 5 / Quality 5

They are excellent supplier for anything you can think of. I highly recommend them.

Strengths: - Product options
- Turnaround time
- Customer service

Needs to improve: - Sometimes price may be too high