Combination bit Customized services Customized variable diameter twist drill to meet different drilling needs.
- Category: >>>
- Supplier: Zhenjiang Baide Precision Tools Co. Ltd.
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Product Overview
Description
Product Name | overdrilling |
Features | 1.The large increment of drill body makes the product not easy to break, |
2.The shape of drill body is better.The hole with thick core is easier | |
3.Quenching temperature within 5 degrees temperature control, more stable quality;Morequenching toughness is better. | |
4.The material contains cobalt so the thermal hardness can be better. |
D | L1 | L2 |
1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 | 34 40 49 57 61 70 75 80 86 93 93 101 109 109 117 117 125 125 133 | 12 18 24 30 33 39 43 47 47 52 57 57 69 69 75 75 81 81 87 |
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