45mm R32 Thread Button Bit with 2 Flushing Holes for Drilling Soft and Loose-Medium Rock

Serena
May 21, 2025
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45mm R32 Thread Button Bit for Drilling Soft, Loose-Medium & Hard Rock Product Description MTH thread button drill bits are manufactured from high-quality alloy steel bar and tungsten carbides. Through precise heat treatment, our drilling tools achieve exceptional toughness to meet demanding rock drilling applications while minimizing energy loss during operation. We offer customized thread button drill bits designed specifically for soft rock, loose-medium rock, and hard
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