Because of our toolmaker origins, we know that blank preparation is a critical factor in obtaining a perfect tool and cost-efficient production. A tool blank is not simply a blank when it’s produced by Precision Punch. Manufacturers from medical to ammunitions to metal forming trust our wide selection of tool steel and hardenable grades of stainless steel tool blanks for outstanding performance in every application. Our tool blank capabilities include diameters ranging .004 to 1.250 inches while holding tolerances to .0001 inches, lengths to 12 inches, point diameters to .004 inches and surface finishes to 3 micro (Ra or RMS). – See more at: http://ppunch.com/blanks.htm#sthash.cA8kFUwd.dpuf