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Dimension
Dimension | D6 | D8 | D10 | D12 |
B | 6.25 | 8.25 | 10.3 | 12.3 |
A | 10.3 | 12.6 | 15.0 | 17.5 |
H | 1.3 | 1.4 | 1.6 | 1.8 |
R | 14.3 | 17.1 | 20.3 | 23.3 |
C | 2.0 | 2.8 | 3.8 | 4.0 |
Carbide grade | Corresponding to ISO standards | Density (g/cm3) | Hardness (HV10≥) | Hardness (HRA≥) | Bending strength (N/mm2≥Mpa) | Grain size | Recommended use |
S06M | M05 | 14.75-15.5 | 1860 | 93.2 | 2400 | 0.6-0.8 | The first choice for hard stones such as polished and perforated bricks. |
S10T | K10 | 14.60-14.90 | 1580 | 91.8 | 2300 | 1.0 | A general grade for stone openings, especially suitable for drilling marble stones. |
S10M | M10 | 14.20-14.50 | 1580 | 91.8 | 2400 | 0.8 | The preferred grade of metal hole opener, suitable for drilling all kinds of metals and stainless steel. |
Dimension
Dimension | D6 | D8 | D10 | D12 |
B | 6.25 | 8.25 | 10.3 | 12.3 |
A | 10.3 | 12.6 | 15.0 | 17.5 |
H | 1.3 | 1.4 | 1.6 | 1.8 |
R | 14.3 | 17.1 | 20.3 | 23.3 |
C | 2.0 | 2.8 | 3.8 | 4.0 |
Carbide grade | Corresponding to ISO standards | Density (g/cm3) | Hardness (HV10≥) | Hardness (HRA≥) | Bending strength (N/mm2≥Mpa) | Grain size | Recommended use |
S06M | M05 | 14.75-15.5 | 1860 | 93.2 | 2400 | 0.6-0.8 | The first choice for hard stones such as polished and perforated bricks. |
S10T | K10 | 14.60-14.90 | 1580 | 91.8 | 2300 | 1.0 | A general grade for stone openings, especially suitable for drilling marble stones. |
S10M | M10 | 14.20-14.50 | 1580 | 91.8 | 2400 | 0.8 | The preferred grade of metal hole opener, suitable for drilling all kinds of metals and stainless steel. |