Roof Bolters for Metal/Non Roof Bolter Fletcher
Roof Ranger Drilling 1 Roof Bolters for Coal | J.H. Fletcher & Co. The Fletcher Model N3114-AD/E roof bolter is designed for bolting in stope conditions as narrow as 6.5' (2 m). Drilling, resin insertion, and bolting is all Pinning low coal in Sebree KY. Roof bolting in a coal mine Coal - EP 3 - Roof Bolter Runs Risk HDDR Coal Roof Bolter | J.H. Fletcher & Co. ...