Retract
Thread
Button
Bit
T45
Rock
Drilling
Tools
Top
Hammer
Drill
Bits
Retract
thread
button
bits
are
designed
for
deep
hole
drilling
operations,
offering
high
flatness
and
excellent
stability.
These
bits
are
ideal
for
large
aperture
applications
and
widely
used
in
underground
mining,
open-pit
mining,
hydropower
engineering,
quarry
fields,
and
other
construction
projects.
Product
Specifications
T45
thread
button
bit
Bit
Diameter:
76mm-102mm
Button
bit
design:
Flat
face,
drop
center,
Normal
and
Retractable
body
Tungsten
carbide
(Buttons):
Spherical,
Ballistic
and
Conical
Competitive
Advantages
-
Excellent
wear
resistance
for
medium-hard
to
hard
rock
formations
-
Spherical
tungsten
carbide
inserts
provide
strong
configuration
against
carbide
fracture
-
Ideal
for
drifting
and
tunneling
applications
-
Optimized
bit
face
design
for
medium-hard
to
hard
rock
formations
-
Delivers
high
footage
speed
with
minimal
carbide
loss
Technical
Specifications
|
Size
|
Button
Quantity
|
Buckle
Type
|
Weight
|
|
64mm
|
4*10
(Front)
|
8*10
(Gauge)
|
R32
|
2.2KG
|
|
76mm
|
4*11
(Front)
|
8*11
(Gauge)
|
T38
|
3.3KG
|
|
89mm
|
6*13
(Front)
|
8*12
(Gauge)
|
T38
|
4.8KG
|
|
102mm
|
6*13
(Front)
|
8*13
(Gauge)
|
T45
|
6.8KG
|
|
115mm
|
6*14
(Front)
|
8*14
(Gauge)
|
T51
|
9.8KG
|
|
127mm
|
8*14
(Front)
|
8*16
(Gauge)
|
T51
|
12KG
|
Product
Images