From the link posted:
Wire EDM cut from 1.5" USA Made Carpenter 17-4PH Stainless Steel Condition H1025 which is approx 38RC hardness.
The outside is turned true to the bore and will yield a 1.450 diameter action.
They are cut with a .700 - .701 bore and will work nicely with a Remington Bolt or a .6995" PTG bolt for a benchrest quality fit.
Long Action $250.00
Short Action $210.00
Shipping $10.00 each