Brief introduction of Down the hole drill bit for rock drilling |
Product Name | Water well drilling mining down the hole DTH Hammer and Button Bits |
Description | DTH hammer is used in high-pressure mining DTH blast hole drilling and water well drilling projects.Used in conjunction with DTH drill pipe and DTH drill bit, mainly used in mining,Marble quarries or drilling and other construction projects. |
Types | COP/SD/MISSION/QL/BR/DHD etc. |
MOQ | No requirement for testing and trial order. |
Series | COP/ SD/ DHD/ IR/ Mission/ QL/ BR/ CIR etc. |
Specifications of 5 inch DTH drill bit |
5 inch Middle Air Pressure DTH Bits | |||||
DHD350A (COP54) | THE Drill Head Diameter(mm) | NO.Air Holes | Gauge Buttons | Front Buttons | Weight(KG) |
133 | 2 | 7XØ16 | 7XØ14 | 15 | |
140 | 2 | 7XØ18 | 7XØ14 | 16 | |
146 | 2 | 8XØ18 | 7XØ14 | 17 | |
152 | 2 | 8XØ18 | 8XØ14 | 17.5 | |
165 | 2 | 8XØ18 | 8XØ16 | 18.5 | |
SD5 | 133 | 2 | 7XØ16 | 7XØ14 | 15.5 |
140 | 2 | 7XØ18 | 7XØ14 | 16 | |
146 | 2 | 8XØ18 | 7XØ14 | 16.5 | |
152 | 2 | 8XØ18 | 8XØ14 | 17 | |
165 | 2 | 8XØ18 | 8XØ16 | 18 | |
QL50 | 133 | 2 | 7XØ16 | 7XØ14 | 15.5 |
140 | 2 | 7XØ18 | 7XØ14 | 16 | |
146 | 2 | 8XØ18 | 7XØ14 | 16.5 | |
152 | 2 | 8XØ18 | 8XØ14 | 17 | |
165 | 2 | 8XØ18 | 8XØ16 | 18 | |
Mission50 | 135 | 2 | 7XØ18 | 7XØ14 | 12.5 |
140 | 2 | 7XØ18 | 7XØ14 | 13.5 | |
146 | 2 | 8XØ18 | 7XØ14 | 14 | |
152 | 2 | 8XØ18 | 8XØ14 | 14.4 | |
165 | 2 | 8XØ18 | 8XØ16 | 15 |
Package |
Picture of 5 inch DTH drill bit |
Other Products |
OUR SERVICE |
☑ We will provide more precisely and efficiently manufacture and serve according to clients' drawings. |
☑ We have professional QC team to ensure your product more better. |
☑ Check the raw material before starting production. |
☑ Have the random inspection during the processing. |
☑ Make the 100% inspection before the shipments. |
WHY ARE YOU CHOOSE US |
☑ We have been engaged in tapered cross bit for more than 20 years. |
☑ apered cross with conical pipe drilling perfect; |
☑ Reliable work, high cost performance; |
☑ Accurate the dimension of taper degree perfectly matches the rods; |
☑ High grade tungsten carbide inserts; |
☑ The drill bit is made of high quality steel and uses the most advanced CNC machinery and heat treatment process. |
about uS |
FAQ |