retrac thread rock drill bits
USD $40 - $100 /Piece
Min.Order:10 Pieces
Kunshan Xinbei International Trade Co., Ltd.
Retrac thread rock drill bits:
Features and Advantages:
can meet different drilling requirements in all rock formations and apply in mining,quarry and tunneling.
We can supply a full range of different diameter designs according to the customer's requirements.
We select highstrength structure alloy steel and carbides with best quality to ensure the drill body and alloy body can achieve uniform wear,thus the service life of bits will be increased.
Main Specifications:
Dia.(mm) | Thread Connection | Buttons | Air Holes | Weight(kg) | ||
Gauge | Front | |||||
Qty×Dia. | Qty× Dia. | Front | Side | |||
51 | R32 | 4×11 | 2×9 | 1 | 2 | 1.00 |
64 | R32 | 6×12 | 3×11 | 3 | 1 | 1.70 |
64 | T38 | 6×12 | 3×10 | 1 | 2 | 1.70 |
76 | T38 | 7×12 | 4×10 | 3 | 1 | 3.00 |
76 | T45 | 8×11 | 6×10 | 4 | - | 3.00 |
78 | T38 | 8×11 | 5×11 | 4 | - | 3.10 |
89 | R32 | 8×12 | 6×11 | 4 | - | 3.50 |
89 | R38 | 8×12 | 6×11 | 4 | - | 3.50 |
89 | T45 | 8×12 | 6×11 | 4 | - | 3.50 |
89 | T51 | 8×12 | 6×11 | 4 | - | 4.50 |
102 | T45 | 8×14 | 6×13 | 4 | - | 5.50 |
102 | T51 | 8×14 | 6×13 | 4 | - | 5.50 |
105 | R38 | 8×14 | 6×13 | 4 | - | 4.50 |
115 | R38 | 8×14 | 7×13 | 4 | - | 4.80 |
115 | T51 | 8×14 | 7×13 | 4 | - | 4.80 |
125 | R38 | 8×14 | 8×13 | 4 | - | 5.50 |
127 | T51 | 8×14 | 8×13 | 4 | - | 6.50 |