Never allow the pump to operate dry

Limiter Switch for reduction of excessively loud target signals

Lightweight design reduces transportation effort

6-foot handpiece hose

waterproof performance

Hand Operated Gold Ore Rock or Glass Crusher With Mortar and Pestle (No Paint) Quicksilver Sandscoops Never allow the pump toSorry youll need to get in line. This product is taking a bit longer to ship out. Please expect about 45 days before it ships, plus standard ground delivery time after that. This is a heavy duty manual Rock Crusher. Made from new American steel. The bottom plate is 3 8 inch thick, so it is not going to wear out. 3 inch inside diameter. Crushing barrel is over 7 inches tall. No gas or electric power needed just a little elbow grease. Customers use this