Bully Tools 48 in. Soil Probe with Steel T-Style Handle and Sharpened Tip 99203 - The Home Depot
T&T Tools Mighty Probe Insulated Metal Soil Probe - 36-Inch Long Overall - Two Pack - w/ 3/8" Metal Round Rod – Probing Rod, T-Handle Steel Rods, Landscaping Tools - Amazon.com
Amazon.com: T&T Tools Standard Tips for 3/8" Soil Probe Rods 3 Pack - Replacement Tips for Smart Stick or Mighty Probe, Metal Rod - for Use with Locating Tools, Plumbing Tools, Landscaping
Mighty Probe Rod, 48" with 3/8" Hex Rod, Insulated
metal soil probe rod Ground Soil Probe Metal Grounding Pin Soil Detector | eBay