catalog #81 (4 MB) - Forster Products

Datum Dial Ammunition Measurement SystemRELOADINGEasy-to-use and versatile tool for shooting accuracyThe core components of the Datum Dial Ammunition Measurement System (patent pending) are abody and three interchangeable dials. Purchase the entire kit or only the components you needfor your specific reloading requirements.Order No. Description FunctionDD1010Datum Dial (Body with Case Dial already mounted),Storage BoxRelative Case MeasurementProvides a relative measurement between the base of a case to a datumpoint on its shoulder angle. May be used: Before sizing operations to find the optimal headspace for your firearm Afterreloading processDDKITKit: Datum Dial (Body with Case Dial already mounted),Measures the relative distance between: The base of a case to a datum point on its shoulder angle The base of a bullet or a cartridge to a point on the bullet’s ogive.DD1111 243 Cal (6mm)264 Cal (6.5mm)DD2222 204 Cal257 Cal277 CalRelative Bullet or Cartridge Measurementa point on the bullet’s ogive, very close to the bullet’s major diameter.May be used: Before Afteryour reloading procesDD7777 Blank Dial with five starter holes Allows you to custom drill holes for diameters not covered by the6CasesBullets and CartridgesXXXX = relative measurement between the base of a case to a datum pointon its shoulder angle.cases that have been fire-formed from the same firearm, youcan then adjust your sizing die to produce cartridges with aheadspace tailored to your firearm’s chamber.DatumPointBaseXOptimalHeadspacefor yourFirearm’sChamberthe bullet’s ogive, very close to the bullet’s major diameter.You can also adjust your seater die to achieve the optimumdistance from the bullet ogive to the lands of the rifle. Obtainingthe best bullet seating depth for a specific bullet used in aspecific firearm significantly improves the accuracy of yourloaded rounds.forsterproducts.com25