Although virtually unbreakable, these sturdy pins precision machined from 5/16 inch stainless steel rod can be easily dropped and lost when not seated in a JMC ESP Master or Regular Extension.
This extension lets you sample 3 feet deeper than the length of your sampling tube. (6 feet with a 3 foot tube) If you want to sample deeper than that you will need to purchase one or more JMC ESP Regular Extensions in addition to this extension.
This extension lets you sample three feet deeper provided you have a ESP Sampling Tube and a JMC ESP Master Extension. Regular extensions connect to each other for additional sampling depth capability.
Replacement liner for JMC Environmentalist's Sub-Soil Probe's 36 inch Sampling Tube available at lower prices when purchased in larger quantities. Click on details for more information.
Replacement part. Sandwiched between lower end of sampling tube and cutting tip. Directs flow of soil into the liner. Without it, clay samples have a tendency to crumple the plastic liners.