For hard rock and Rock drill bits Diamond core drill bits PQ HQ NQ Impregnated Core Bits For Sandstone Drilling
ROSCHEN Diamond Core Drilling Bit, Diamond Drill Bit for Sandstone Drilling
1) Diamond Drill Bit
2) Diamond Core Drilling Bit
3) PDC Diamond Drill Bit
Product Description:
1. Diamond drill bit for sandstone drilling
1) Alloy steel Body, made by material ASTM4142 or 42CrMo, heat treatment with 40-44HRC hardness, has high toughness and wearable character. Tip with above 50 HRC hardness is made from Low press Sintered, and Suitable Grade Selected according to the Target Projects, Which are to make sure the good performance during working.
2) The products adapt to the machine with all the performance features such as a high feed rate, a long service life and short tool changing times. Together with the parts supply assurance, a high daily production volume, and above-average economy is guaranteed.
3) The complete tools apply for foundation creation, solid wall, water well drilling, trenching, mining, tunnelling.
Parameters of Diamond drill bit for sandstone drilling
Specifications:
| Size |
Outside Set Diameter |
lnside Set Diameter |
| Maximum |
Minimum |
Maximum |
Minimum |
| lnches |
mm |
lnches |
mm |
lnches |
mm |
lnches |
mm |
| AQ |
1.88 |
47.75 |
1.87 |
47.5 |
1.607 |
27.1 |
1.057 |
26.85 |
| BQ |
2.35 |
59.69 |
2.34 |
59.44 |
1.438 |
1.428 |
36.52 |
36.27 |
| NQ |
2.97 |
75.44 |
2.96 |
75.19 |
1.88 |
47.75 |
1.87 |
47.5 |
| HQ |
3.77 |
95.76 |
3.755 |
95.38 |
2.505 |
63.63 |
2.495 |
63.38 |
| PQ |
4.815 |
122.3 |
4.795 |
121.8 |
3.35 |
85.09 |
3.34 |
84.84 |
| T2-101 |
3.981 |
101.12 |
3.971 |
100.8 |
3.3 |
83.82 |
3.29 |
83.57 |
| T6-101 |
3.981 |
101.12 |
3.971 |
100.8 |
3.115 |
79.12 |
3.105 |
78 |
Further products information, please don't hesitate to contact us.
Email:
roschen@roschen.com ;
roschen@roschen.net
Tel::+86 13764195009 ;
Whatsapp/WeChat: 13764195009
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