Model NO.: MDHM125-381
Trademark: MING
Origin: China
HS Code: 8207199000
2018 Top Quality DTH Hammer Bit 381mm, Rotary Hammer, DTH Hammer in MiningKINGDRILLINGÂ hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types. Our variety of Down the Hole (DTH) bits is manufactured using high quality materials to provide you with a fine balance between penetration capability and bit life.
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| 3 Inch Hight Air Pressure DTH bits | |||||
| Model | Bit Dia.(mm) | NO. X Button Dia. | NO.Air Holes(PCS) | Weight(KG) | |
| Gauge | Front | ||||
| MDHM30-85 | 85 | 6*Φ13 | 4*Φ12 | 2 | 4.5 |
| MDHM30-90 | 90 | 6*Φ14 | 4*Φ12 | 2 | 4.7 |
| MDHM30-95 | 95 | 6*Φ14 | 4*Φ13 | 2 | 4.9 |
| MDHM30-100 | 100 | 6*Φ14 | 5*Φ12 | 2 | 5.0 |
| MDHM30-105 | 105 | 6*Φ14 | 5*Φ13 | 2 | 5.5 |
| 4 inch high air pressure DTH bits | |||||
| MDHM4-105 | 105 | 6*Φ14 | 5*Φ13 | 2 | 6.0 |
| MDHM4-110 | 110 | 7*Φ14 | 6*Φ13 | 2 | 6.2 |
| MDHM4-115 | 115 | 7*Φ14 | 6*Φ13 | 2 | 6.6 |
| MDHM4-120 | 120 | 8*Φ14 | 7*Φ13 | 2 | 7.0 |
| MDHM4-127 | 127 | 8*Φ14 | 7*Φ13 | 2 | 7.4 |
| 5 inch high air pressure DTH bits | |||||
| MDHM5-135 | 135 | 7*Φ18 | 6*Φ14 | 2 | 12.5 |
| MDHM5-140 | 140 | 7*Φ18 | 7*Φ14 | 2 | 13.5 |
| MDHM5-146 | 146 | 7*Φ18 | 7*Φ14 | 2 | 14.0 |
| MDHM5-152 | 152 | 8*Φ18 | 8*Φ14 | 2 | 14.4 |
| MDHM5-165 | 165 | 8*Φ18 | 8*Φ16 | 2 | 15.0 |
| 6 inch high air pressure DTH bits120 | |||||
| MDHM6-152 | 152 | 8*Φ18 | 7*Φ16 | 2 | 22.0 |
| MDHM6-165 | 165 | 8*Φ18 | 8*Φ16 | 2 | 23.0 |
| MDHM6-171 | 171 | 8*Φ18 | 8*Φ16 | 2 | 24.0 |
| MDHM6-190 | 190 | 9*Φ18 | 9*Φ16 | 3 | 25.0 |
| MDHM6-203 | 203 | 9*Φ18 | 11*Φ16 | 3 | 28.0 |
| 8 inch high air pressure DTH bits | |||||
| MDQL80-305 | 305 | 12*Φ18 | 29*Φ16 | 4 | 95.0 |
| MDHM8-203 | 203 | 10*Φ18 | 10*Φ16 | 2 | 35.0 |
| MDHM8-216 | 216 | 10*Φ18 | 12*Φ16 | 2 | 40.0 |
| MDHM8-241 | 241 | 12*Φ18 | 18*Φ16 | 2 | 54.0 |
| MDHM8-254 | 254 | 12*Φ18 | 21*Φ16 | 3 | 57.0 |
| MDHM8-305 | 305 | 12*Φ18 | 29*Φ16 | 4 | 77.0 |
| 10 inch high air pressure DTH bits | |||||
| MDHM100-254 | 254 | 12*Φ18 | 20*Φ16 | 3 | 90.0 |
| MDHM100-305 | 305 | 12*Φ18 | 36*Φ16 | 4 | 102.0 |
| MDHM100-311 | 311 | 12*Φ18 | 36*Φ16 | 4 | 104.0 |
| MDHM100-318 | 318 | 12*Φ18 | 38*Φ16 | 4 | 106.0 |
| MDHM100-330 | 330 | 14*Φ18 | 42*Φ16 | 4 | 112.0 |
| 12 inch high air pressure DTH bits | |||||
| MDHM120-305 | 305 | 12*Φ18 | 36*Φ16 | 4 | 152.0 |
| MDHM120-311 | 311 | 12*Φ18 | 36*Φ16 | 4 | 158.0 |
| MDHM120-330 | 330 | 16*Φ18 | 42*Φ16 | 4 | 165.0 |
| MDHM120-356 | 356 | 16*Φ19 | 48*Φ16 | 4 | 178.0 |
| MDHM120-381 | 381 Decorative Ceiling Fan,Decorative Ceiling Fan With Led,Decorative Fan Pulls,Decorative Ceiling Fan Pulls ZHONGSHAN UFAN ELECTRIC APPLIANCE CO. LTD , https://www.ufanelectric.com | ||||