Gold Member Since 2014
Audited Supplier
Xiamen Bestlink Factory Co., Ltd.

Rock Bit, Drilling Bit, Hard Rock Bit manufacturer / supplier in China, offering Small Hole Taper Cross Drill Bits, Yt24 Air Leg Rock Drill Machine for Breaking Rocks, Yt28 Air Leg Pneumatic Rock Drilling Machine and so on.

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Small Hole Taper Cross Drill Bits

Purchase Qty.:
1-499 500+
FOB Unit Price: US $7 US $6.8
Purchase Qty. (Pieces) FOB Unit Price
1-499 US $7
500+ US $6.8
Get Latest Price
Port: Xiamen, China
Production Capacity: 50000000PCS Per Year
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 7 degree
  • Certification: ISO
  • Type: Drilling Machine
  • Usage: Drilling Machine, Coal, Ore
  • Power Type: Drill
  • Size: 30-45mm
  • Processing: Forging
  • Trademark: Bestlink
  • Specification: CE
  • HS Code: 82071990
  • Customized: Non-Customized
  • Length: Taper-length
  • Material: High Speed Steel
  • Condition: New
  • Color: as Your Request
  • Function: New
  • Mining Object: Coal Machinery
  • Transport Package: Carton
  • Origin: China
Product Description
A. Apply to all kinds of quarry.
B. Economy prices and durable quality.
C. All our customers satisfied with it.
D. Easy operat
Products Name: Drilling cross bits with competitive prices

Why Choose Us?

Xiamen Bestlink Factory Co., Ltd since 1985 is committed to providing the best drilling and cutting machine, tools and accessories products in marble and granite stone quarrying, as well as in civil engineering application, especial demolition project. It is now a leading manufacturer of cutting and drilling equipment for the extraction of marble, granite and ornamental stones in china.

Products Features:

The taper cross bits can be used under any rock drilling condition because of it's comprehensive adaptability.
Compared with taper chisel bits, taper cross bits have a better drilling performance because carbide tips on
Cross bits doubled, which means carbides shape are cross type on drill bits. Taper cross bit is mainly used for
Hard or very hard rock formation.


To ensure the normal service life, the taper drill bits need to be matched well with taper drill rods, the taper
Degree must be the same between taper drill bits and taper dill rods; The penetration depth of taper drill rods
Which into the taper hole of taper dill bits should be over 25mm, and the head of the taper drill rods should
Not touch the bottom of the taper of taper drill bits, otherwise the taper drill bits would be lost easily during
Taper Angle
a=4 ° , 7 ° ,
11 ° , 12 °
2471 800.18
2671 800.19
2871 800.19
2971 800.2
3050 67 71 800.3
3250 67 71 800.3
3371 800.32
3467 71 800.34
3567 71 800.35
3671 800.36
3867 71 800.42
4071 800.43
4269 800.46
Product Groups
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Mr. Richard Chen
Manager Director
To: Mr. Richard Chen

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