D系列钻头扩孔器参数 |
||
规格型号 |
金刚石钻头、扩孔器、规格 |
|
钻头-外径mm/内径mm |
扩孔器-外径mm |
|
φ56 |
φ56/φ39 |
φ56.5 |
φ59 |
φ59.5/φ41.5 |
φ60 |
φ75 |
φ75/φ54.5 |
φ75.5 |
φ91 |
φ91/φ71 |
φ91.5 |
φ110 |
φ111/φ90 |
φ111.5 |
φ130 |
φ131/φ112 |
φ131.5 |
φ150 |
φ151/φ131 |
φ151.5 |
φ171 |
φ171/φ149 |
φ171.5 |
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