This was an excellent package of hardware. When I purchase fasteners I usually buy more than I need so my supplies look more like an aisle in a well stocked hardware store. What made this purchase g... See more
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Review summary
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I found monster bolts two years ago. Excellent assortment of standard and metric screws and bolts in many of the common thread sizes used in present day firearms and accessories. Allows me to provi... See more
Monster bolts provides access to hard to find quality fasteners. The site flowed well to locate what I was looking for. Today the stainless steel versions are abundant however the specialized bl... See more
I emailed Monster bolts asking for dimensions for flange nuts which did not have a diagram in their listing. Jeff sent me the manufacturers Mill Test Report (thank you Jeff). The response was quick, p... See more
Company details
Written by the company
MonsterBolts is your top choice for both metric nuts and US sizing. Shop now for a great selection of nuts and washers, screws (socket, machine and Teks), bolts, Concrete Anchors, Type 17 Deck wood screws, sealed electrical connectors and fasteners onl...
Contact info
8124 Opportunity Drive, 32583, Milton, United States
- (850) 764-2658
- Info@MonsterBolts.com
- monsterbolts.com
4.7
Excellent
1K reviews
Asks customers to review
This company invites their customers to review, whether positive or negative
Replied to 22% of negative reviews
Typically replies within 24 hours
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Fast shipping and exactly what I needed!
July 29, 2025
Reply from Monster Bolts, Inc.
Glad we were able to help you with your project Michael! Huge thank you for taking the time to give us a review. :)
Easy part search & Quick delivery
It was simple to find the exact items I needed for a project and they arrived on time.
July 26, 2025
Reply from Monster Bolts, Inc.
Perfect! Thank you for letting us know. Always appreciate the feedback. Thank you Pat.
Repeat customer
Website easy to use, great quality product, fair price, fast shipping. What more can you ask for?
July 26, 2025
Reply from Monster Bolts, Inc.
We are built on repeat business like yours! Huge thank you for the review and the business Mike! Thank you
Socket head bolts
Excellent selection for top quality grade 12.9 metric and super reasonable price. I can get 10 for less than 1 at my local hardware
July 27, 2025
Reply from Monster Bolts, Inc.
Thank you for the feedback! Love the feedback on our great pricing. Thank you again for the feedback. Hope to see you again soon Christopher.
Very satisfied
Very fast delivery, great organization of parts with proper labels, and efficient packing method.
July 25, 2025
Great company timely shipping and…
Great company timely shipping and product as described.
July 25, 2025
Very happy with the quality and price…
Very happy with the quality and price point. Quick ship. Keep up the good work.
July 25, 2025
I needed 1 specialty screw
I needed 1 specialty screw.
Monster Bolts had it but I had to purchase a package of 50, when I received the package it was 5 bags of 10.
I find it frustrating but I got what I needed.
July 25, 2025
Reply from Monster Bolts, Inc.
Sorry to hear about the frustration. We try and combine when we notice it, but looks like this one slipped by Brandon. Again, sorry this wasn't up to our normal standards for you.
Sent the wrong bolts
June 27, 2025
Lots of options, fast delivery
Lots of options to choose from for my Floyd Rose; found the parts I needed. Fast delivery.
June 27, 2025
Super easy to order complete kit for…
Super easy to order complete kit for boat lift pulleys and other great items
June 26, 2025
Reliable place to purchase fasteners.
Easy to use website. Prompt order fulfilment and shipping. Items well packaged. I have purchased from Monster Bolts for a couple of years and have never had an issue.
June 25, 2025
Great seller with the good price
Great seller with the good price. I appreciate it and sure in the future will go to buy again. Thank you so much.
May 29, 2025
Always perfect stuff
Always perfect stuff, fast delivery, nice price. Great vendor for my biz.
May 26, 2025
Fast shipping
May 26, 2025
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