| Price | negociated one |
| MOQ | negociated one |
| Delivery Time | 10-15 days |
| Brand | Mirco |
| Place of Origin | China |
| Model Number | ST58 |
| Packaging Details | wooden box |
| Payment Terms | T/T, L/C, Western Union |
| Supply Ability | 100000 Piece/Pieces per Month |
| Place of Origin | China | Processing Type | Casting |
| Bit Diameter | 89-115mm | Machine Type | Drilling Tool, Drilling Equipment |
| Use | mining drilling | Packaging Details | wooden box |
| Color | Any color is available | Material | Tungsten Carbide & Steel |
| Model Number | ST58 | Supply Ability | 100000 Piece/Pieces per Month |
| Thread | ST58 | Brand Name | Mirco |
| Payment Terms | T/T, L/C, Western Union | Type | Rock Drill Bit |
| Price | negociated one | Delivery Time | 10-15 days |
| Product name | ST58 Retract Button Bit | Minimum Order Quantity | negociated one |
| Button type | Spherical/Ballistic |
ST58
retractable
drill
bit
retrac
body
rock
drill
bit
for
mining
drilling
Application:
The Retrac Bits are widely applicable to mining industry, tunneling and underground engineering, open pit, construction drill, blast industry, civil engineering operations,
road, gas line, pipe and trench projects, quarry work, rock anchoring and ground stabilization projects, water well industry, etc,.
89mm 102mm 115mm Retrac button bit ST58
This type design can get better hole deviation control while drilling, it can get bit back easily while the bit is jammed during drilling.
| Face Type | Flat face |
General purpose bit Suited for medium to hard rock |
| Drop conter |
Straight hole application Suited for medium to hard rock |
|
| New drop center |
Straight hole application Suited for medium to hard rock |
89mm 102mm 115mm Retrac button bit ST58
| Button type | Spherical button |
Universal button Wearing resistance good Best suited to hard ground 27,000~48,000 PSI (180 to 320 Mpa) Abrasive to very abrasive |
| Hemispherical button |
Universal button Wearing resistance good Best suited to hard ground 25,000~45,000 PSI (170 to 300 Mpa) Abrasive to very abrasive |
|
| Parabolic button |
Universal button Fast penetration Best suited to medium to hard rock 15,000~25,000 PSI (100 to 170 Mpa) Midly abrasive ground |
|
| Conical button |
Fast penetration Best suited to smaller diameter bits Suited for all non-abrasive ground types |
|
| Ballistic button |
Fast penetration Best suited to soft rock 10,000~20,000 PSI (70 to 140 MPa) Non abrasive ground |
About
us
MIROC®
Rock
Drilling
Tools
are Rock
Drilling
Tools
Brand
by
KSQ
Tecnologies
(Beijing)
Co.
Ltd.
KSQ
Technologies
(Beijing)
Co.
Ltd.
provides
exceptional
technical
know-how
in
development,
production,
and
application.
The
company
has
adopted
advanced
manufacturing
processes
to
ensure
high
quality
steels
and
tungsten
carbide
inserts
for
its
rock
drilling
accessories.
Its
personnel
understand
clients’
drilling
needs,
and
have
the
service
skills
to
recommend
the
right
drilling
tools
for
the
job.
Its
experienced
product
developers
can
also
create
custom
tools.
Furthermore,
the
company’s
development
team
introduces
innovative
products
each
year
–
tools
that
are
rigorously
tested
in
the
field
and
proven
to
perform
beyond
industry
expectations.
MIROC®
Rock
Drilling
and
Ground
Support
Tools
include:
Integral
Rods
Plug
Hole
Rods
Tapered
Drilling
Tools
Extension
Drilling
Tools
Drifting
and
Tunneling
Tools
Reaming
Tools
Shank
Rods
Shank
Adapters
(Striking
Bars)
Down-the-hole
(DTH)
Bits
Down-the-hole
(DTH)
Hammers
