Apr 12, 2005 · Zane; most of the rifling machines i have seen are for a dedicated pitch. a lot of the older Pratts were for 1:48 twist much too slow for modern calibers. if i may make a suggestion. …

Apr 5, 2010 · Rifling Machine that looks very similar to the rifling machines being manufactured and used by Robbins and Lawrence of Windsor, VT, in the 1850's.

Oct 31, 2005 · The last picture of the rifling machine is shown with the sine bar set for a 10" rate of twist. As you can see, it is fairly high. The gear in the carriage is a 32 diametral pitch, and is …

Jan 12, 2006 · That's before buying 100 gallons of sulfur cutting oil, calling Danjon or Sterling for drills and reamers, a furnace to stress relive the steel, diamond cutter grinder, rifling machine, …

Jun 27, 2008 · Button rifling, I visited a shop of a fellow that was making 45 ACP barrels for his high dollar replacement package for competition 1911s. He honed the barrel blanks to a …

May 21, 2007 · Rifling Machine, quick change, rack and pinion. Deep hole gun drill and reaming machine for sale.

Jan 6, 2007 · He recently purchased a Pratt & Whitney Sine Bar Cut-Rifling barrel machine. On the phone he said I had a good reputation locally for turning out nice machine work and asked …

May 14, 2003 · This comment assumes this rig is a cut rifling machine. You would not likely be controlling depth of cut in the groove via CNC (possible, but with exceedingly small …

Jul 16, 2004 · A sine bar rifling machine is not nearly as exotic as the name implies. Think of it as a rifling machine with a taper attachment akin to an engine lathe's. A way to rotate a rifling …

Apr 8, 2015 · I have been doing an exhausting and frusterating fruitless search. I'm looking for information and details on various rifling machines , in both their construction and opperation. …