HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
O.E.D main products including: Taper drill tools Thread drill tools Rotary drill tools Blast furnace frill tools DTH drill tools Coal mining tools
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R32 R38 Button Bit Diameter 33mm Threaded drill bits for Mining Yellow Golden Black
Features:
Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
(1)Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60
(2)Diameter: 38-127mm.
| Diameter | No. of Buttons | Buttons*Button Diameter (mm) | Gauge Buttons Angle° | Flushing Hole | Weight Approx. Kg | |||
| mm | Inch | Gauge | Centre | Side | Centre | |||
| 41 | 1-5/8 | 7 | 5*9 | 2*8 | 35° | 1 | 1 | 0.9 |
| 41 | 1-5/8 | 6 | 4*9 | 2*9 | 35° | 2 | 1 | 0.6 |
| 43 | 1-11/16 | 7 | 5*9 | 2*9 | 35° | 2 | 1 | 0.7 |
| 43 | 1-11/16 | 9 | 6*9 | 3*8 | 40° | 1 | 3 | 0.8 |
| 45 | 1-3/4 | 7 | 5*11 | 2*8 | 30° | 2 | 1 | 0.8 |
| 45 | 1-3/4 | 9 | 6*10 | 3*8 | 30° | 1 | 3 | 0.8 |
| 48 | 1-7/8 | 7 | 5*11 | 2*9 | 35° | 2 | 1 | 0.8 |
| 48 | 1-7/8 | 9 | 6*10 | 3*8 | 40° | 1 | 3 | 0.9 |
| 51 | 2 | 7 | 5*11 | 2*11 | 35° | 1 | 1 | 0.8 |
| 51 | 2 | 9 | 6*10 | 3*9 | 40° | 1 | 3 | 0.9 |
| 57 | 2-1/4 | 9 | 6*11 | 3*9 | 35° | - | 3 | 1.1 |
| 64 | 2-1/2 | 12 | 8*10 | 4*10 | 40° | - | 2 | 2.2 |
| 64 | 2-1/2 | 10 | 6*11 | 3*10, 1*10 | 35° | - | 3 | 2.2 |
| 76 | 3 | 12 | 8*11 | 4*11 | 40° | - | 2 | 1.8 |
| 76 | 3 | 13 | 8*11 | 4*11, 1*11 | 35° | 1 | 4 | 3.4 |
| Cross-Type Bit | Insert | |||||||
| Width (mm) | Height (mm) | |||||||
| 43 | 1-11/16 | 11.1 | 20.0 | 2 | 1 | 0.8 | ||
| 45 | 1-11/16 | 11.1 | 20.0 | 4 | 1 | 0.8 | ||
| 48 | 1-7/8 | 14.0 | 22.0 | 4 | 1 | 1.1 | ||
| 51 | 2 | 14.0 | 22.0 | 4 | 1 | 1.7 | ||
| 54 | 2-1/8 | 15.8 | 29.0 | 2 | 1 | 1.2 | ||
| 57 | 2-1/4 | 10.3 | 19.5 | 4 | 1 | 1.3 | ||
| 64 | 2-1/2 | 10.3 | 19.5 | 2 | 1 | 1.4 | ||