Tunnel Boring Picks

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BQ-135/80-L35-D16-R

Specifications

Hard Alloy Tip: High-grade tungsten carbide tip

Alloy Pellets: 16pcs

Welding Method: Vacuum brazing

Vacuum Filler Metal: Copper-Manganese-Cobalt (Cu-Mn-Co)

Tooth Body: Premium 42CrMo alloy steel

Alloy Tip Size: 35 mm

Flange: 80 mm

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Product Description

Tunnel Boring Picks are core cutting components of tunnel boring machines (TBM), shield machines, and mining roadheaders. They are primarily used for breaking hard materials such as rock, soil layers, and concrete, enabling efficient tunnel excavation, roadway development, and underground engineering construction.