HAO Carbide Co., Ltd Is Best Rock Drill Bits,
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E-Mail:legenddrill@gmail.com
Tel:86-731-22031856

7 Buttons 42mm Hard Rock Drill Bits Long Service Life Time

7 Buttons 42mm Hard Rock Drill Bits Long Service Life Time
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7 Buttons 42mm Hard Rock Drill Bits Long Service Life Time
Quick Details:
Place of Origin: China
Brand Name: MSD
Certification: SGS
Model Number: 42(7)-11°
Payment & Shipping Terms:
Minimum Order Quantity: 1 piece
Price: Negotiable
Packaging Details: wood package
Delivery Time: 10-25 days
Payment Terms: T/T west union L/C
Supply Ability: 100000 sets per month pieces per month

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  • Product Description
  • 1   Model Number: 42(7)-11°
  • 2   Design: Precise Design Suit Particular Needs
  • 3   Button Bit Shape: Spherical, Ballistic
  • 4   Bit Diameter: 42mm
  • 5   Processing Type: Forging
  • 6   Certificate: ISO9001
  • 7   Color: Customization
  • 8   Place Of Origin: Hunan, China (Mainland)
  • 7 Buttons 42mm Hard Rock Drill Bits Long Service Life Time

7 Buttons 42mm Hard Rock Drill Bits Long Service Life Time


1.Button:tungsten carbide button is the key of the tapered drill bits.our tungsten carbide button is manufacture by ourselves . tungsten carbide grad JZ05 JZ15X JZ8 JZ8X for you different rock condition.


2.Steel :42CrMo alloy steel which with Vacuum heat treatment to improve the hardness of the steell body.we also can customization for different alloy steel according your applicationV@8UH2845ECMHFF5CKV72{D.png


----------------------------------------FAQ-----------------------------------------

Q: The advantage of hard rock drill bits?

A:With carbide buttons hot pressed on the bit skirts,tapered button bits have a good drilling performance and are excellent in longevity.


Q: Which Express company you send? How many days we can receive the hard rock drill bits?

A: We are official partner of TNT, UPS, DHL, Fedx. it will take only 3-5 days after we sent the products of hard rock drill bits for you.


Q: How long you can reply me if i send an inquiry of hard rock drill bits?
A: We promise to reply within 24 hours( including holidays) after received your inquiry about hard rock drill bits.


Q: Can you offer us the hard rock drill bits with free samples?
A: Normally we do not offer free samples, but we could properly adjust according to detailed requirement.


Q: Where are the hard rock drill bits applied to?

A: Mine, tunnel,slope,foundation pit.