28mm 30mm 32mm 34mm+ Tungsten Carbide Button Drill Bit for Mining and Quarry
Zhejiang Miningwell Supply Chain Management Co., Ltd.- After-sales Service：Provided
- Warranty：3 Months
- Certification：ISO 9001:2000
- Standard：ISO
- Manufacturing Process：Forging
- Material：Steel and Tungsten Carbide
Base Info
- Application：Stone Drilling, Coal Mining,Quarry Drilling
- Machine Type：Drilling Tool
- Advantage：Wear Resistant
- Appearance：Smooth
- Boby Type：Normal Type or Retrac Type
- Diameter：28-41mm
- Length：50-65mm
- Transport Package：Carton
- Specification：23X18X23 cm
- Trademark：D Miningwell
- Origin：Zhejiang, China
- Production Capacity：3000PCS Per Month
Description
Taper Angle =4°46″,6 °,7°,11°,12°
Socket inside =19,22,25mm
mm
mm
pcs
kg
28
50
4
0.2
29
50
4 5 6 7
0.2
30
50 80
5 6 7 8
0.2 0.3
32
50 55 71 80
6 7 8 9
0.2 0.22 0.3
33
50 55 71 80
6 7 9
0.2 0.3 0.36
34
50 55
7 8
0.22 0.3
35
55 71 80
4 5 6 7
0.22 0.3 0.37
36
50 55
7
0.3 0.35
37
55
4 6 7
0.3
38
50 55
4 6 7
0.25 0.35
40
50 55
7
0.35
41
50 55 71
4 5
0.35
42
50
6 7
0.4
45
50 55 71
6 7 8 9
0.5
