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Thread Button Drill Bits T51 89mm 102mm For Long Hole Drilling Underground

Thread Button Drill Bits T51 89mm 102mm For Long Hole Drilling Underground. Rock drilling thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring industries etc.

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  • T51 Rock Drilling Button Bit
  • BESTLINK

Thread Button Drill Bits T51 89mm 102mm For Long Hole Drilling Underground

drifting and tunneling (3)

Rock drilling thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring industries etc.

Our thread button bits are made with high quality of best quality alloy steel bar and tungsten carbides with superior wear resistance and impact toughness superior, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.

 

Thread  Button Bit Diameter Carbide  size(mm) Flushing  hole Weight
mm in Front Gauge Front Side (kg)
Qty×size Qty×size

T51(2") standard body


76 3 4×12 8×12 2 1 3.62
89 3  1/2 6×12 8×14 2 2 4.48
102 4 7×12 8×14 4 1 5.26
115 4  1/2 8×12 8×14 4 1 7.62
127 5 9×12 8×16 4 1 8.58

T51(2") retrac body


76 3 4×12 8×12 2 1 4.22
89 3  1/2 6×12 8×14 2 2 5.08
102 4 7×12 8×14 4 1 5.86
115 4  1/2 8×12 8×14 4 1 8.12
127 5 9×12 8×16 4 1 9.18

Reaming bit


152 6 2×14 20×14 5 2 -

 

Drill rod L
mm ft in

Extension  rod T51-round 51mm-T51


3660 12 -
4270 14 -
6100 20 -

MF  rod T51-round 51mm-T51


1525 5 -
1830 6 -
3660 12 -
4270 14 -

 

Couplings (T51) L D
mm inch mm inch

T51-T51

235 9 1/4 72 2 5/6

T51-T51

235 9 1/4 77 3

T45-T51

240 9 1/2 72 2 5/6


 R25 R28 T38 T45 T51 Drill Steel Rod Adapter Quick Coupling Sleeve for Mining and Quarrying



Packing thread drill bits

application area

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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