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26mm Roof Bolting Bullet Drill Bit Coal Mine Roof Bolting Bit Manufacturer ,Best price for sale

About Product

 1,)Outperform carbide drilling by 100 to 300 times longer.

  2,)Utilize self-sharpening technology.

   3,) Increase penetration rate.

    4,)Replace percussion drilling.

     5,)Reduce drill maintenance.

6,)Lower drill steel cost by reducing thrust requirements and extensive wear.

7,)Significantly reduce equipment downtime by eliminating the ongoing.

Note:Customization are available

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Welcome to inquiry the highly precise and high-quality 26mm roof bolting bullet drill bit for sale at the best price from our company - ZUANLONG, one of the largest manufacturers and suppliers in China. With the aid of advanced technology, we have various sizes of products at your choices.