Rock Crusher Mortar survival and does a more thorough

and does a more thorough job of removing the black sand from the gold dust

This air hammer attachment is custom made for the modern day gold prospector or miner

and three soft rubber keys combined with the unique hinged - yet removable cover make this scale a true winner

This is a very effective and useful prospecting and mining tool

Rock Crusher Mortar survival and does a more thoroughMortar Details 6" tall by 6" inside diameter (6. 5" OSD), 1 4" thick steel pipe with 1 4" heavy duty welded bottom. Weld is on the outside of the mortar. Mortar is painted black on the exterior only to prevent rusting during handling (not painted on the inside, expect some surface rust, which will not affect rock crushing.) Works great with our pneumatic rock crusher or with separate hand held crushing devices. This is the mortar only. USE PROPER EYE