China Factory Directly Provide Rock Drill Pipe for High Air-Pressure DTH Hammer Drilling Rig for Mine Rock Blasting Tapered Drill Rods, Find details about China Taper Rod, Drill Rod from Factory Directly Provide Rock Drill Pipe for High Air-Pressure DTH Hammer Drilling Rig for Mine Rock Blasting Tapered Drill Rods
BIT DIA(MM) | TAPER ANGLE (°) | FLUSHING HOLES QUANTITY | SKIRT LENGTH (MM) |
32 | 7 °/11°/12° | 1~4 | 55~90mm |
34 | |||
36 | |||
38 | |||
40 | |||
42 | |||
44 | |||
46 | |||
48 | |||
50 |
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: Yantai, Shandong.