DHD360 216mm (8 1/2 Inch) Button Bit DTH Bit For Water Well Drilling
Matched hammer diameter(inch) | Bit diameter | Air Holes | Gauge | Front | Weight/KG | Bit shank | |
mm | inch | (Qty.×Dia.) | (Qty.×Dia.) | ||||
6” | 165 | 6 1/2 | 2 | 8*18 | 8*16 | 24.5 | DHD360/SD6/QL60 /Mission60 |
171 | 6 3/4 | 2 | 8*18 | 4*18+4*16 | 25 | ||
203 | 8 | 2 | 10*18 | 8*18+5*16 | 30 | ||
216 | 8 1/2 | 2 | 10*18 | 13*16 | 30.6 |
Bit Face Shape Selection:
Mainly market:
China, Chile, Brazil, Peru, Korea,Malaysia, Saudi Arab, Kenya, Australia, South Africa, Russia,Italy, etc.
FAQ:
Q1: Can I have a sample for testing?
A:Samples are still to be paid but discounted price can be provided.
Q2: Do you have the inspection procedures?
A:100% strict inspection and testing for every order before packing.
Q3: How can i get the after sale services?
A:Free replacement will provide once the problems casued by our product quality.
Q4: Can I have a visit to your factory before the order?
A: Sure, welcome, here is our address: Changsha, Hunan.