All errors that can make problems hard to diagnose. Seating depth verses throat, and uniformity of ammunition. Includes one Datum Dial tool for checking cartridge cases, chart showing common datum. This easy to use ammo measurement system gives you the data you need to refine your case sizing operations. Gunsmiths can easily check the length of customers reloads verses the chamber. Datum Dial Ammunition Measurement System Body with Case Dial in Storage Box by Forster Midsouth Shooters now carries the Datum Dial Ammunition Measurement System Body with Case Dial in Storage Box. The Complete Kit includes the Body with Case Dial for checking cases and two Bullet/Cartridge Dials.
This complete kit includes one Datum Dial tool for checking cartridge cases, Both bullet/Cartridge dials for use with 17 cal, 204, 224, 243, 257, 264, 277, 284, 308, and 338 bullets, laminated chart showing common datum diameters, instructions and storage box. It can also be used to check the bullets alone for variations that could hurt accuracy. Easy-to-use ammo measurement system gives you the data you need to refine your case sizing operations. The gold “bullet dials” makes it easy to accurately determine bullet seating depth measured from the ogive when changing the seater die setting or when checking loaded rounds for consistency. By measuring cases to the datum line on the shoulder, the reloader can custom-fit the ammunition to a rifle’s chamber for the best possible fit for better accuracy potential and longer case life. The Forster Datum Dial Kit makes it possible for the handloader or gunsmith to use ordinary dial calipers to make normally difficult length measurements based on the case shoulder. Included are complete instructions, storage box, and a laminated chart with common datum diameters.
Written with an audience in mind who want to know every detail of the how and why of gunsmithing.Įach book in the series will provide a highly detailed and Technical explanation of the subject at hand in a way that any gun lover will be able to understand, whether professional or hobbyist.ĥ2 pages, soft bound. Printed in the U.S.A. Each book will focus on one narrow subject in Gunsmithing. (A caliper is required.) This complete kit includes one Datum Dial tool for checking cartridge cases, Both. Includes one Datum Dial tool for checking cartridge cases, chart showing common datum diameters, instructions and storage box. This booklet contains all the information a gunsmith or reloader needs in order to understand and diagnose headspace in either the gun or the ammunition.įred Zeglin along with other well-known Gunsmiths has begun the task of creating this series of instructional manuals. SOLD/EXPIRED Forster Datum Dial Kit (SPF) Thread starter BigPrince Start date Help Support Long Range Hunting Forum. Easy-to-use ammo measurement system gives you the data you need to refine your case sizing operations. Otherwise all you will be able to do is change parts with the hope that somehow the problem will go away. Specifically, this essay discusses Headspacing guns and ammunition.Ī basic understanding of headspace and how it affects the proper operation of a firearm are necessary if you wish to call yourself a gunsmith. This booklet is the second of many planned works that provide instruction in the correct and safe methods of gunsmithing. Also sold is the Datum Dial Kit with Cartridge Dials #1 and #2 included.Understanding Headspace for Firearms will answer your every question about headspace. Aftersizing operations to check the setup and consistency of your reloading processĬartridges available separately.Before sizing operations to find the optimal headspace for your firearm.Provides a relative measurement between the base of a case to a datum point on its shoulder angle. Easy-to-use ammo measurement system gives you the data you need to refine your case sizing operations.