TRZ hollow self drilling grouting anchor
Minimum Order: 0
Quality/Safety Certification: 0.00
TRZ self drilling anchor embodies drilling, grounting and anchoring as a whole and can improve the condition of surrounding rock
TRZ self drilling anchor embodies drilling, grounting and anchoring as a whole and can improve the condition of surrounding rock in the course of deformation due to high ground stress.
Dia: 25-38 mm
tensile strength: 600 Mpa
