Accessories for self drilling anchor bolt, geotechnical, civil engineering

Diamond Anchor Bits

Hollow and self-Drilling Anchor system

PDC anchor drill bits

US $15 / pc

Min. Order: 10 pc

Hollow Grouting Bolt Rock Soil Bolt Support Tunnel Supporting Drilling Drill Bit

Diamond Undercut Anchor Drill Bits for drilling special holes

US $12 / pc

Min. Order: 10 pc

Self-drilling Anchor Bolts Bits

tungsten carbide drill bit,rock bits coal drill bit

US $10 / pc

Min. Order: 5 pc