Over 1100 reamers in inventory!

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… Read more »

One way we try to offer customer service…

An Ebook that we sometimes send to clients to answer questions: Gunsmith Tools, Cutters & Gauges – A Primer We provide this book because it contains information from the four major reamer and gauge makers in the industry and more.  We have no way of knowing the experience level of the customers we are working… Read more »

Learn About Pilot Fit, It Matters!

Pilot Diameter is Crucial

Thompson/Center Collectors Association

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.

Gunstock How To Book Joins the 4D Family of Titles

Serman L. Mays a stock maker with more than 40 years of hands on experience making, finishing and checkering stocks decided a few years back to write a couple of books to help noobs (New Bees) get started in the trade with fewer mistakes and faster success.  His book on stock making is one result… Read more »

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… Read more »

4D-reamer-rentals

After Market Pistol Barrels

In 2018 a new condition became obvious to us here at 4D Reamer Rentals LTD. In the past we saw certain reamers receive damage because of aftermarket cylinders out of Russia or China.  They were hardened by the maker to the point that only Carbide tooling could be used on them successfully.  We had clients… Read more »

What is chip welding?

The Chamber reamers that we carry at 4D Reamer Rentals LTD are all High Speed Steel (HSS). When we inspect reamers upon return from rental we look for a few things. Obvious damage of any kind. (dings, chips, modifications, burns, rounded edges to name a few) Dirt/metal chips from the reaming process Oil (in excess)… Read more »

P.O. Ackley

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…. Read more »

Rental Protection Plan, 4D Reamer Rentals LTD

We at 4D Reamer Rentals LTD have long had requests for some kind of protection policy against the cost of broken, damaged or lost tools.  Our clients are responsible people who understand that under the Rental Agreement they have reasonable obligations.  This protection plan is one way to handle that obligation. There are a lot… Read more »

Nosler Chamber Reamers & Gauges

Several years ago Nosler took nearly every caliber from 26 to 36 to SAAMI.  As soon as they were approved we bought all the reamers and gauges.  The 26 and 28 Nosler are the only cartridges that share the same headspace gauges in the Nosler factory line-up, all the others have their own specific gauges…. Read more »