Mansour Mining Technologies Inc.

Thursday, 19 Oct 2017

Rock Bolt Accessories-Spherical Seat

The back or roof of a mine often has an irregular surface. The spherical seat when used with a domed washer plate allows the bolt to be realigned with the back.

Recommended for use with threaded both ends (TBE) bolt and support nut when anchoring in an irregular mine roof surface.

  • 1 1/8" (28mm) Square nut
  • available in 5/8", 3/4" & 7/8"

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