China Numa Series DTH Hammer Bits Numa100 /100A / 125 / Wholesale 2021 Hot Sale Drilling Rig Hammer Bits, Find details about China DTH Hammer, Drilling Tool from Numa Series DTH Hammer Bits Numa100 /100A / 125 / Wholesale 2021 Hot Sale Drilling Rig Hammer Bits
ANBIT-DTH drill hole is made of high quality steel and hard alloy as the raw material. After a special heat treatment process, the hardness of the bit bit is reached under rock excavation, and the energy loss in the transmission process is reduced, the stress on the tooth is uniform, Not easy to fall off the teeth and teeth, so the impact of energy-intensive rock to achieve high-efficiency drive.
Hammer Size | Bits diameter | Shank | |
Metric | Inch | ||
10" | 254mm-400mm | 10"-15" | NUMA100 /NUMA100A |
12" | 305mm-500mm | 12"-20" | NUMA120/NUMA125 |
Shenyang ABT Drilling Equipment Co., Ltd. mainly provides holistic drilling solutions, serving the mining, stone crushing, water conservancy drilling industry, to help you solve the problem of drilling at high efficiency and low cost. We mainly provide mobile air compressors, drilling rigs, hammer, drill bit, crushers, underground water detector.We are your trustworthy partner.
1. How can I make payment?
A: You can pay directly onlinewith credit card, or TT, Western Union, LC etc.
2. How long is the guarantee of your products?
A: We offer 6 months guarantee for machines and drilling tools, 1 year guarantee for equipment. For any problem occurs during guarantee, we will exchange new products or spare parts accordingly. We will still offer after sale service after the guarantee at very low cost.
3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT. Air shipping is faster, generally speaking, Asian countries will take 3 to 5 days, other countries 7-15 days. You can also appoint shipping method you like before we ship.
4. How is your quality control?
A: We have our own experienced QC. There will be strict inspection and testing for every order before shipping out.
5. Do you have any certificate of authorization?
A: Our company have ISO certificate.Our machinery is CE certified, drill equipment have ISO9001 certificate.