China Down The Hole Rock Drilling Hammer Bits DHD340 Drill Bit DTH Button Bit Manufacturers DTH Hammers Low Air Pressure, Find details about China DTH Bit, Down Hammer Bit from Down The Hole Rock Drilling Hammer Bits DHD340 Drill Bit DTH Button Bit Manufacturers DTH Hammers Low Air Pressure
HAMMER INCH | BIT DIA(MM) | BIT DIA(INCH) | SHANK |
1 | 64MM-76MM | 2 1/2"-3" | BR1 |
2 | 76MM-90MM | 3"-3 1/2" | BR2/PAD320 |
3 | 85MM-105MM | 3 2/5"-4" | BR3/DHD330/COP32/PAD330 |
3.5 | 85MM-110MM | 3 2/5"-4 1/3" | DHD3.5/IR3.5/COP34/QL30/PAD3.5 |
4 | 105MM-140MM | 4"-5 1/2" | DHD340/COP44/QL40/SD4/MISSION40/PAD340 |
5 | 127MM-200MM | 5"-8" | DHD350/COP54/QL50/SD5/MISSION50/PAD350 |
6 | 152MM-254MM | 6"-10" | DHD360/COP64/QL60/SD6/MISSION60/PAD360 |
8 | 195MM-350MM | 7.2/3"-13 4/5" | DHD380/COP84/QL80/SD8/MISSION80/PAD380 |
10 | 254MM-380MM | 10"-15" | SD10/NUMA100/DHD1100/PAD1100 |
12 | 305MM-457MM | 12"-18" | SD12/NUMA120/DHD1120/PAD1120 |
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.