Check the listing for details. Gold Sucker Sniping Bulb Tool w/Tether 1/4" Dredge Mining Prospecting Crevice. Condition: New. Listed at 19.90 USD. Gold sucking crevice tool Use it basically like a large sniffer bottle that you can dive with to clean out bedrock cracks and crevices. Has a tether so you don't need to hold it or worry about it while swimming. 5/16" OD inlet tube will suck material upto 1/4" diameter. Can also be used above the water level to suck out cracks and crevices. Just flood the crevice with water then suck it out Twist out the bulb and empty directly into your gold pan 2oz capacity Tube can extend out 5" for deep cracks other tools won't be able to get into. Tube has a straight cut on one end and the other end has a 22* angle to it to fit into more placesGold sucking crevice tool 
 Use it basically like a large sniffer bottle that you can dive with to clean out bedrock cracks and crevices. Has a tether so you don't need to hold it or worry about it while swimming. 5/16" OD inlet tube will suck material upto 1/4" diameter. Can also be used above the water level to suck out cracks and crevices. Just flood the crevice with water then suck it out 
Twist out the bulb and empty directly into your gold pan 
2oz capacity 
Tube can extend out 5" for deep cracks other tools won't be able to get into. Tube has a straight cut on one end and the other end has a 22* angle to it to fit into more places