33mm Welded Split Sets Tunnel Support

33mm Welded Split Sets Tunnel Support Product Description

Friction bolt is a ground support tool used in mining, tunneling and civil engineering. It mainly provides anchoring force through friction with the inner wall of the drill hole to prevent rock falls and rock collapse.

33mm Welded Split Sets Tunnel Support Specification

33mm Welded Split Sets Tunnel Support Instructions

1. Determine the anchor hole location according to the design requirements and drill the hole using a drill.
2. Use compressed air to blow away any rock dust in the hole.
3. Install the anchor plate onto the anchor and use a hammer drill to drive the anchor into the hole.

33mm Welded Split Sets Tunnel Support Company Profile

Hebei Minetech Machinery Technology Co, Ltd. is located in Hebei province of China. Our company is a professional production and export tapered and thread rod, chisel and button bit and other mining drilling tools enterprises. With our rich experience for over a decade and with professional engineers and sales team, we focus on providing complete solutions for mining machinery.

• Methods of Payment: T/T (Telegraphic Transfer) or Western Union or L/C at sight
• Handling time for an order: Within 10 days supplied from stock
• Shipping way:
• Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
• Bulk order: we suggest by air or by sea.
• Quality Control: We have our own experienced QC. There will be strict inspection and testing for every order before shipping out.
• After Services:
• a. Our sales team will response for your question within 24 hours (Holidays Excluded)
• b. Technical Support will be available in any time
• c. Free replacement will provide once the failure confirmed caused by our product quality