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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

McMaster has everything you need


Manufacturing , Semiconductors
12/21/2013

Speed 5 / Price 5 / Quality 5

Great resource for anything you are looking for

Strengths: Customer service the priority, prices competitive

Needs to improve: Not have had any issues working with the company

A supplier that you can count on


Manufacturing , Medical Device
03/19/2014

Speed 5 / Price 5 / Quality 5

A good suplier costumer service and handy tools. Always on time and high quality products

Strengths: Good costumer service reliable supplier and tools

Needs to improve: None

Industry standard for equipment and supplies


R & D / Engineering , Medical Device
03/18/2014

Speed 5 / Price 4 / Quality 4

I shop online, place order in the morning and shipment usually arrives in the afternoon

Strengths: fast delivery, outstanding customer service, wide selection

Needs to improve: None

wide selection


Manufacturing , Consumer Products
06/14/2014

Speed 5 / Price 4 / Quality 5

have a good experience had a big order and they handled it great, had no issues.

Strengths: huge selection, excellent customer service.

Needs to improve: none

McMaster Carr is 1 stop shop, fast turn, a little heavy in the pockets but great for R&D


Purchasing , Medical Device
02/26/2014

Speed 5 / Price 4 / Quality 5

no issues.

Strengths: Order by 5 or 6pm Pacific Time and delivered next day am. All standard off the shelf items available.

Needs to improve: No certs.

Quck and reliable


Clinical , Medical Device
03/12/2014

Speed 5 / Price 5 / Quality 5

Our company uses McMaster-Carr for parts and they have always been able to deliver on a short notice.

Strengths: Quick turnaround

Needs to improve: None

Great customer service


R & D / Engineering , Medical Device
03/20/2014

Speed 5 / Price 5 / Quality 5

Their customer service is outstanding. We always order parts from them and they have the best selection.

Strengths: Great customer service

Needs to improve: None

McMaster-Carr Electrical Motors


R & D / Engineering , Medical Device
04/01/2014

Speed 4 / Price 4 / Quality 4

Great service, extremely quick delivery and large inventory of electrical motors.

Strengths: Large inventory of servo and stepper motors.

Needs to improve: Cost of parts.

Senior Enginner


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

Speed 5 / Price 5 / Quality 5

one shop for all your engineering needs.

Strengths: Quick and fast.

Needs to improve: None. at least I have not had any bad experience.

Great service!


Manufacturing , Medical Device
03/03/2014

Speed 5 / Price 3 / Quality 5

Items are always received on time and if there are any issues customer service is great!

Strengths: Great customer service

Needs to improve: none

Great Company


Manufacturing , Medical Device
12/11/2013

Speed 5 / Price 5 / Quality 5

Great company to buy just about everything.

Strengths: 1. Just in time delivery
2. Pricing very competitive
3. Easy to reach

Needs to improve: None

One Stop Shop for engineers


R & D / Engineering , Medical Device
04/10/2014

Speed 4 / Price 3 / Quality 4

Fast turn, have everything, one stop shopping

Strengths: Have literally anything to build, prototype, or test

Needs to improve: price could sometimes be better

everything you need!


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

Speed 5 / Price 2 / Quality 4

just search for it, they sell the parts!

Strengths: great variety of stuff. everything you need to make it happen!

Needs to improve: nothing!

Good products


Clinical , Medical Device
02/26/2014

Speed 3 / Price 4 / Quality 4

always ordering for work, never any problems

Strengths: Good products

Needs to improve: Oder from here from work, good products, pricey, slow shipping

McMaster-Carr is a one stop shop for anything you need


R & D / Engineering , Medical Device
02/26/2014

Speed 5 / Price 4 / Quality 5

They have great customer service

Strengths: They are an excellent supplier for anything that you need in a manufacturing company.

Needs to improve: none

supplies for everything


Clinical , Medical Device
03/30/2014

Speed 5 / Price 3 / Quality 5

mcmaster has everything and anything that you want for hardware products

Strengths: fast shipping; huge selection; helpful service

Needs to improve: high priced

large catalog of components


Manufacturing , Medical Device
03/06/2014

Speed 5 / Price 3 / Quality 5

great resource for ordering just about anything you may need quickly.

Strengths: Large catalog, easy to order, fast shipping

Needs to improve: none

Nice company


Manufacturing , Medical Device
06/10/2014

Speed 4 / Price 4 / Quality 4

We ordered fasteners and spacers and had no issues everything was great .

Strengths: Great for spacers

Needs to improve: No issues

Quick Turnaround


R & D / Engineering , Medical Device
04/15/2014

Speed 4 / Price 3 / Quality 4

Good Service

Strengths: Next Day delivery. Competitive pricing. Large inventory

Needs to improve: Can be difficult to find things on their website

Hassle free ordering


R & D / Engineering , Medical Device
03/02/2014

Speed 5 / Price 4 / Quality 4

Great customer service. Delivery is fast on most items.

Strengths: They have most of anything you need.

Needs to improve: None