Abnormal type bits
1、THREADED X—TYPE BIT
Features: rock drilling for all formation and places where compacting power of pneumatic and hydraulic rock drills is 15kg/mpa to 30kg/mpa.
DIA Part No.
2-1/4 X57-32R
2-1/2 X64-32R
3 X76-32R, 38R
3-5/32 X80-38R, 45R
3-1/2 X89-38R, 45R
4 X102-38R, 45R, 51R
2、RETRACE TYPE (Z)
DIA Part No.
2 Z51-32R
2-1/2 Z64-32R, 38R
3 Z76-38R, 45R
3-1/2 Z89-38R, 45R
4 Z102-45R, 51R
3、TUBE CORE BIT
Features: applicable for geological prospecting and core drilling.
4、CUTTING TIPS
Features: applicable for architectural and civil engineering.
5、DRILL BIT FOR CUTTING ANCHOR HOLE (GM-L)
Features: applicable for tunneling and mining well.
DIA Part No.
1-1/16 GM-L-27
1-7/64 GM-L28
6、DRILL BIT FOR COAL CUTTING (GD-J)
Features: applicable for coal mining
DIA Part No.
1-7/64 GD-J-28
1-11/16 GD-J-43
7、COMBINATION SCRAPE DRILL BIT
Features: applicable for quarrying excavation engineering
DIA The Dia of three Blade Scrape Drill Bit The Dia of Reaming Bit
3-5/32 80
3-3/4 80 (95) 95
4-1/8 80 (95) 95、105(95)
4-17/32 80 (95) 95, 105, 115(105, 115)
4-23/32 80 (95) 95, 105, 120(105, 120)
5-1/8 80 (95) 95, 105, 120, 130(105, 120, 130)
6 95 105, 120, 130, 150
8、TAPERED DRILL ROD (H)
B22 L1:108 L:600, 800, 1000, 1200, 1500, 1800, 2000, 2400, 3000, 3600, 400
Part No.:H22×L1-L
B25 L1:108159、 L:600, 800, 1000, 1200, 1500, 1800, 2000, 2400, 3000, 3600, 400
Part No.:H25×L1-L、H25×L1-L