drilling rock

Self drilling rock bolts with sizes R25, R28, R32N, R32S, R38, R51N, R51L, T76N, T76S

1 Elongate the Hollow anchor bar.
2 Customized to adjust all kinds of rock bolts.
3 Reducing losses and ensuring maximum percussive energy at bit

LUHUI construction SDA hollow drilling rock anchor bolts & reinforcing steel bars is based on the advanced molding technology, has the characteristic

1.Certified by ISO9001&API
2.size: cover all IADC code
3.Long work life.

Self-Drilling Rock Anchoring/Rock Bolt/Anchor Plate Factory From China: Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd.

Connect Size: R25, R32, R38, R51, T76

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-26inch
5.delivery on time

Drilling Augers Buckets Tools Two Wing Belling Bit Used for Rock Drilling Rig</s

It's widely used in many projects of the subway, high-speed rail ,railways, Soil Nails, Micropiles ,highways and hydropower stations.

9 5/8'' rock drilling rock roller bit mill tooth rock bit

Threaded button rock drill bit
1.Model:R22,R25,R32,R38,T38,T45,T51;
2.Tip Types:Round, Parabolic, Ballistic;
3.Application:Mining, Drilling, etc

1 Self drilling anchor bolt & self threading bolts
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized

R32 rock bolt can be installed in sites with weak rocks, loose soil, weathered layer, sand with stone layer and so difficult

all sizes and codes

1. Service life of the drill bits should be at least equal to the anchor bar.
2. Diameter depends on geotechnical conditions and design requirements.

1 Self drilling anchor bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized according to user needs

Rock reinforcement and ground control.
Underground excavation.
Self-drilling rock reinforcement systems.
CTS/TITAN, DYWI/DSI hollow anchor system.

1 Self drilling anchor bolt & coal mine roof bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized

1 Self drilling anchor bolt & self drilling rock bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized