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4th Book in the “Gunsmithing Student Handbook Series” is Now in Print!
Being in the gun business for almost 40 years now I have become acutely aware if the lack of basics being taught in schools. In particular in Occupational Trades institutions. Before you send me a nasty gram defending your favorite school keep in mind I teach at one of these colleges and have friends at…
BEWARE SCAMMERS
A client sent us the image below and asked if this came from us. It did not. Your account is managed by you on the web site, we will never send an email like this. Be safe out there!

Ackley Category Added to the Site
We have seen a ton of demand for Ackley calibers since the publication of Fred Zeglin’s two new books in 2017. For this reason we have created a category on the 4D web site to separate out all Ackley cartridges making them easier to find. They still appear in the standard caliber listings as well….

7.21 FireHawk, Lazzeroni
Designed by John Lazzeroni and introduced in 1996. This 7mm cartridge was dropped from the Lazzeroni line in 1999 when the 7.21 Firebird came out. It could push a 120 grain Barnes X at 3697 feet per second. As well as a 140 grain at over 3500 fps. We picked up the reamer for this…

More Tools, More Service…
Updating this post from 2017: We now have over 2100 reamers and are still adding more tools all the time. Thanks for your continued business! ********************************* As of October 2017 4D Reamer Rentals LTD now has over 1100 reamers to serve your gunsmith rental needs. It’s pretty exciting how much this company has grown over the…

Thompson Center Collectors Association
Fall of 2020 issue of the “One Good Shot”, association President Art Lamontagne wrote about our services here at 4D. Art ordered the reamer on his own nickle and we did not know about his affiliation with the organization. [gview file=”https://4drentals.com/wp-content/uploads/2020/11/TCA_fall2020.pdf”]