Reduce interference from wind and environmental noise

Crafted with aircraft-quality tubing and heat treated blade for maximum strength

You will be amazed how easy it is to recover micro-fine gold

while the larger search area helps prospectors cover productive ground more efficiently and locate deeper targets

Pneumatic Rock Crusher for Prospecting Public Square Reduce interference from wind andThis pneumatic hand held rock crusher for prospecting is 7. 75" x 2" with a . 400" outside diameter end that mounts in hammer. This air hammer attachment is custom made for the modern day gold prospector or miner. Fits in the average hand held pneumatic air hammer. Fits most pneumatic rock crushers. Pulverizes hard quartz easily. Stands up to abuse of crushing hard rock. Makes sampling ore a piece of cake. Will crush rock below a 60 mesh in seconds.