Shrinker Upper Pressure Block Shaft Extensions All the Lancaster Pump Jaws

All the Lancaster Pump Jaws will have  "CB"  stamped on them

sandpaper scratches and marks after straightening

Blizzard or Jewelers Rouge

Use with a Canton Flannel or Domet Flannel buffing wheel

These slip over your shaft and are held in place by two set screws

Shrinker Upper Pressure Block Shaft Extensions All the Lancaster Pump JawsUpper Pressure Block for Lancaster Pump Shrinker. These are the original and only units made in the USA by Lancaster Pump. Lancaster Pump holds the original patent for this Shrinker Stretcher concept. 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. Safety First Always wear adequate & proper EYE, EAR, FACE, BODY and RESPIRATORY PROTECTION. Made in the USA