Somewhere in the Texas Hill Country, a few contractors who wish to remain anonymous slice through the native limestone, a.k.a. Austin chalk, blue shale, not with a trencher, but with a bucket mounted ...

Hi-Cap Multi-Ripper Bucket for excavators is designed for use in native limestone, blue shale, caliche, and coral, without the need for additional hydraulics. The staggered ripper teeth fracture the ...

The HDR Ripper can easily break frozen ground, soft rock, paved areas and compacted soil, thanks to the combination of crowd and curl forces. Also suitable for permafrost and can penetrate to various ...

Dakota Fred, from Discovery Channel's "Gold Rush" used the Multi-Ripper SHARC bucket after a layer of cemented cobble and bedrock near the bottom of an ancient waterfall deflected the conventional ...