Lancaster Pump Metal Stretcher Lower Pressure Block 8" The Lancaster Pump Stretcher Shinkers

The Lancaster Pump Stretcher Shinkers have been copied in China and these imitations are not near the quality of the ones made in the USA

if you use a Gray or Black Emery on aluminum

it grabs the metal and moves it around thus giving the metal "a skin"

It is also used for cutting with Emery or Tripoli when a Spiral Sewn is too stiff and flexibility is needed

Jewelers Rouge or a High Grade Green Coloring compounds

Lancaster Pump Metal Stretcher Lower Pressure Block 8" The Lancaster Pump Stretcher ShinkersLancaster Pump Stretcher Lower Pressure Block These are the original and only units made in the USA by Lancaster Pump. Lancaster Pump holds the original patent for this metal Shrinker Stretcher concept. The Lancaster Pump Stretcher Shrinkers have been copied in China and their poor imitations are not near the quality of ones made in the USA. The Lancaster Jaws are a darker color indicating they are heat treated. The heat treatment process used on