manufacture a full line of quality, DCDMA approved samplers ready for use in all types of drilling
situations. Whether your needs require a 2" thru 5" thin wall, 3" SST, or
3" seamless shelby tube, you can find it here.
The thin wall
tube samplers and head assemblies manufactured at Diedrich Drill meet or exceed all steel
requirements listed in the DCDMA specifications.
Shelby Tube Heads