5/16 inch Penetrating Uninsulated Pin w/Retainer (pack of 24)
24 pack of non-insulated pins and retainers with 5/16" penetration. Standard on the BDX series meters with built-in pins. May also be used with the 2-E and 4-E electrodes. (Not for use with the 2000 series) Use on wood up to 6/4 (1 ½”), drywall and masonry.