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Bestlink Factory Price Russia Type Carbide Buttton DTH Drill Core Bit for Drilling Hard Rocks

Bestlink Factory Price Russia Type Carbide Buttton DTH Drill Core Bit for Drilling Hard Rocks

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  • Russia Type Carbide Buttton DTH Bit for Drilling Hard Rocks
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Bestlink Factory Price Russia Type Carbide Buttton DTH Drill Core Bit for Drilling Hard Rocks

KNSh-110 (КНШ-110), KNSh-130 (КНШ-130), KNSh-160 (КНШ-160)

insert crown boring bits


Crown boring bits are designated for crushing rocks with hardness coefficient f=6...20 under Protodyakonov scale of hardness at boring wells with downhole hammers at open and underground mining works. Spline-key or bayonet connection of the crown boring bit with the downhole hammer ensures reliable fastening and quick change of tools.

Insert drill bits with pins of various arrangement may be provided with a national or imported hard alloy of increased rigidness for resistant rocks.

Insert drill bits, hardened with hard-alloy pins of spheric and parabolic shape possess increased resistance for more effective drilling, subject to local mining and geological properties of the nature..


DTH bits specifications:

Type Diameter of bit (MM) Diameter of tail piece (MM) Length (MM) Weight (kg) Connection Hammer
KNSH-85 85 45 145 2.1 Bayonet P-85
KNSH-105 105 55 176 4.1 Bayonet P-105
KNSH-110 110 52 177 4.1 Bayonet P110
KNSH-130/100 130 62 191 6.1 Bayonet P110
KNSH-160/130 160 58 176 4.1 Bayonet P110

Russian Type Drill Button Bits for Hard Rock 2

Russian Type Drill Button Bits for Hard Rock 6



Bestlink Factory

Xiamen Bestlink Factory Co., Ltd  is  committed  to  provide  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.  

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