Yellow R51 90mm Anchor Drill Gap Spacer for Self Drilling Anchor Bolt 1. Self-Drilling Anchor System--Gap Spacer Spacers or centralizers are designed ...
T thread Self Drilling Rock Bolt T30 30mm Anchor Drill for Civil Construction 1. Application: Comparing to R thread rock bolt system, T thread rock .....
Hexagonal hollow steel drill rod with drill rod with shank 108mm for Anchoring drilling Hollow Hexagonal Drill Steel Product details Hollow Hexagonal ...
Anchor Drilling Rigs DTH Hammer Rock Drilling Rig Machine Blast Hole Drilling Anchor Drilling Rigs up to a depth of 50 meters of 200 mm hole diameter ...