The first number indicates shaft length.
The second number indicates helix diameter.
Model #68 Anchor has a 6 foot shaft with an 8 inch helix.
Model #89 Anchor has an 8 foot shaft with a 9 inch helix.
Model #812 Anchor has an 8 foot shaft with a 12" helix
The Model #68 anchors provide ideal tie down support for job-site trailers, signs, temporary buildings or tents requiring 2000 lb tension safe load.
Model #68 also provides an ideal foundation support for decking, carports, landings, stair stringers, pool frames, fences or septic tanks with compression safe loads of 2000lbs.
Model #68 is 6 feet long, with an 8-inch helix (8" or full pitch) 360° welded to a 1.25" hollow square shaft and is colour coded grey. The 1.25" shaft has a wall thickness of 0.125" and has a 3/4" square nut welded to the top end which allows height adjustment using 3/4" Unified National Coarse zinc plated threaded rod.
Compression Safe Load ~ 2000 lb
Tension Safe Load ~ 2000 lb
Groundhog Anchors are fully guaranteed against manufacturing defects. Custom in house manufacturing allows us to maintain our extremely high specifications and ensures we produce the best quality anchors.
Please contact us if you would like more information about our anchors or would like to have an anchor size recommended for your project. Our in house custom manufacturing allows us to have an anchor size custom built for your application.