Thread T38
Top Hammer Drilling Tools for Bench Drilling
Bit Diameter: 64mm-89mm
Length of drill rod: 900mm-5490mm (MM and MF)
Button bit design: Flat face, drop center, normal and retrac body.
Tungsten carbide (Buttons): Spherical, ballistic and conical.
Applications: Bench, production
We have different designs for various rock formations, and a longer service life to decrease use costs for users.
| Button bit | Dimensions D | Flushing hole (mm) | Buttons (mm) | Angle | Class | Part no. | |||
| mm | in | Front No size | Gauge No size | Front No size | Gauge No size | ||||
| 64 | 2 1/2 | 3×7 | 1×6 | 4×10 | 6×11 | 35° | M | 3064T3810D | |
| 64 | 2 1/2 | 3×7 | 1×6 | 3×11 | 6×12 | 35° | H | 3064T38F09 | |
| 64 70 76 89 | 2 1/2 2 3/4 3 3 1/2 | 2×9 2×8 2×8 2×13 | - 2×6 2×7 2×8 | 4×10 4×11 4×11 5×12 | 8×10 8×11 8×12 8×13 | 35° 35° 35° 35° | H H H H | 3064T3812 3070T3812 3076T3812 3089T3813 | |
| 76 | 3 | 2×10 | 2×7 | 4×11 | 8×12 | 35° | M | 3076T38F12 | |
| 70 76 | 2 3/4 3 | 4×8 4×8 | - - | 5×10 5×11 | 8×11 8×12 | 30° 35° | M M | 3070T3813D 3076T3813D | |
| 89 | 3 1/2 | 4×19 | - | 6×12 | 8×13 | 35° | M | 3089T3814D | |
| 64 | 2 1/2 | 3×7 | 1×6 | 3×11 | 6×12 | 35° | M | 3064T38F09R | |
| 64 70 76 | 2 1/2 2 3/4 3 | 2×9 2×8 2×9 | 2×6 2×6 2×7 | 4×10 4×11 4×12 | 8×10 8×11 8×12 | 30° 35° 35° | M H H | 3064T3812R 3070T3812R 3076T3812R | |
| 89 | 3 1/2 | 2×11 | 2×8 | 6×12 | 8×13 | 35° | H | 3089T38F14R | |
| 64 | 2 1/2 | 3×7 | 1×6 | 4×10 | 6×11 | 35° | M | 3064T3810DR | |
| 70 76 89 | 2 3/4 3 3 1/2 | 4×8 4×8 4×10 | - - - | 5×10 5×11 6×12 | 8×11 8×12 8×13 | 30° 35° 35° | M M M | 3070T3813DR 3076T3813DR 3089T3814DR | |
| 64 76 | 2 1/2 3 | 2×7 2×8 | 1×7 2×8 | - - | - - | - - | - - | 3264T38 3276T38 | |
| Reaming tools | |||||||||
| 89 102 | 3 1/2 5 | 2×9 2×9 | 2×8 2×9 | 1×12 1×12 | 14×12 14×12 | 35° 35° | - - | 3089T3815KD 30102T3815KD | |
| 127 | 5 | 4×8 | 2×9 | 1×14 | 16×14 | 35° | - | 30127T3817KD | |
| 127 | 5 | 2×13 | 2×11 | 10×13 | 8×14 | 35° | - | 30127T3818KC | |
| Drill rod | Dimensions L | Dimensions D | Part no | |||
| mm | ft | in | mm | in | ||
| Hex rod 32 with threads T38/T38 | 3050 3660 | 10 12 | - - | 32 32 | 1 1/4 1 1/4 | 2132T3830 2132T3836 |
| Rod Ø38 with threads T38/T38 | 3050 3660 4270 4880 5490 | 10 12 14 16 18 | - - - - - | 38 38 38 38 38 | 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 | 2038T3830 2038T3836 2038T3842 2038T3848 2038T3854 |
| Rod Ø38 with threads T38/T38 (MF) | 900 1220 1525 1830 2440 3050 3660 | 3 4 5 6 8 10 12 | - - - - - - - | 38 38 38 38 38 38 38 | 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2 | 2038T38MF09 2038T38MF12 2038T38MF15 2038T38MF18 2038T38MF24 2 038T38MF30 2038T38MF36 |
| Coupling | Dimensions L | Dimensions D | Part no | |||
| mm | ft | in | mm | in | ||
| T38-T38 | 190 | 7 | 1/2 | 54 | 2 1/8 | MX-T385419 |
| Crossover coupling T38-R32 | 188 | 7 | 1/2 | 54 | 2 1/8 | MX-T38R325418 |
| Crossover coupling T38-T45 | 215 | 8 | 1/2 | 66 | 2 1/2 | MX-T38T456621 |
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