Latest News

Gunsmithing Student Handbook Series

Fred Zeglin released two titles in his new series of instructional books for anyone who wants to understand how guns work.  Tailored to students of gunsmithing, whether you are a hobbyist or a professional Zeglin bring over 3 decades of gunsmithing and teaching to the table.  These books are clear and concise detailing specific subjects. The… Read more »

Bullseye AmmoCam is on Sale for Christmas 2018

On Sale from now until December 25th, 2017. Buy now and save $150 on either model! Click on the Bullseye banner above for details!

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.There are a lot of considerations when creating such a plan to help protect our clients from possible expenses.  So we surveyed clients to see what they wanted in a protection… Read more »

Over 1100 reamers in inventory!

More Tools, More Service…

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 dozen years we have owned it.  We plan to continue adding tools and services. Please check out the products we sell on top of the rental… Read more »

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… Read more »

Art of the Gun, Tinidad Colorado, 2017

Art of the Gun @ Mitchell Museum in Trinidad Colorado was held the weekend of June 9-10, 2017.  This event was held in conjunction with the 70/40 Anniversary of the TSJC Gunsmithing Program.  70 years ago P.O. Ackley helped start the first gunsmithing program at any college in the U.S. 40 years ago the School joined… Read more »

Fred talks about P.O. Ackley

One of the cool things about writing a book is that during the research for the book you learn a lot about people.  I was able to interview a number of interesting and well known folks in the gun world while researching P.O. Ackley, America’s Gunsmith. If you would like a little more behind the scene… 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 »

To Gauge or not to Gauge? Liability is the question. Part II

Part II If there are times when using brass to gauge headspace is OK then there must be times when it’s a bad idea.  High intensity cartridges Wildcat cartridges Ackley Improved cartridges High intensity cartridges run from 47,000 PSI to 65,000 PSI.  A high intensity cartridge with a little headspace can cause all kinds of… Read more »

To Gauge or not to Gauge?  Liability is the question.

Part I We talk to hundreds of gunsmith’s each month.  It surprises me how often these “professionals” decide not to use a headspace gauge when they are available to them.  They say, “No, that’s OK I will just use brass.” The reason that we are still using brass cases in firearms after more than a… Read more »

P.O. Ackley, America’s Gunsmith, a new book by Fred Zeglin

I doubt that P.O. Ackley set out to be famous.  But life has it’s twists and turns, Ackley worked hard to learn his trade and equally as hard at putting out the word about his work.  He became acquainted with many gun writers and leaders in the gun industry. In 1936 he made the decision… Read more »