42mm High-Strength Steel Friction Bolt with Full-Length Anchorage and Radial Pressure for Underground Metal Mine Rock Stabilization

The 42mm Underground Friction Bolt is a friction stabilizer designed for metal mine split sets. This innovative anchor system provides full-length anchorage and active reinforcement of surrounding rock formations.

• Constructed from high-strength steel pipe with longitudinal slits
• Provides immediate radial pressure along the entire borehole length
• Prevents surrounding rock slippage effectively
• Works with supporting trays to create three-way force state for superior rock stabilization

Hebei Minetech Machinery Technology Co, Ltd. is a professional manufacturer of mining drilling tools located in Hebei province, China. With over a decade of experience, our company specializes in producing tapered and thread rods, chisels, button bits, and other essential mining equipment.

• Payment Methods: T/T (Telegraphic Transfer), Western Union, or L/C at sight
• Handling Time: Typically within 10 days for stock items
• Shipping Options:
  • Samples: Courier services (DHL/UPS/TNT/FEDEX) or air freight
  • Bulk orders: Air or sea freight
• Quality Assurance: Strict inspection and testing for every order prior to shipment
• After-Sales Support:
  • 24-hour response to inquiries (excluding holidays)
  • Available technical support
  • Free replacements for confirmed quality-related failures