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Tungsten Carbide Drill Bits of Self-Drilling Anchor System

Desc:Introduction to SDAThe self-drilling hollow anchor system performs drilling, anchoring and grouting in one step. It allows air and water to freely pas...

2024-01-23

Es Ess Button Drill Bits of Self-Drilling Anchor Bolt

Desc:Introduction to SDAThe self-drilling hollow anchor system performs drilling, anchoring and grouting in one step. It allows air and water to freely pas...

2024-01-23

R38 90mm Self Drilling Anchor Drill Bit for Hard Rock

Desc:Introduction to SDAThe self-drilling hollow anchor system performs drilling, anchoring and grouting in one step. It allows air and water to freely pas...

2024-01-23