鉆頭擴(kuò)孔器尺寸Sizes of Core Bits and Reaming Shells |
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Description |
鉆頭Core bit |
鉆頭Core bit |
金剛石擴(kuò)孔器Reaming shell |
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規(guī)格型號 |
外徑Outside Diameter |
內(nèi)徑Inside Diameter |
外徑Outside Diameter |
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Model |
英寸Inches |
毫米mm |
英寸Inches |
毫米mm |
英寸Inches |
毫米mm |
AC(AO) |
1.875 |
47.63 |
1.062 |
26.97 |
1.89 |
48.01 |
BC(BQ) |
2.345 |
59.56 |
1.433 |
36.4 |
2.36 |
59.95 |
BC3(BQ3) |
2.345 |
59.56 |
1.32 |
33.53 |
2.36 |
59.95 |
NC(NO) |
2.965 |
75.31 |
1.875 |
47.63 |
2.98 |
75.7 |
NC3(NQ3) |
2.965 |
75.31 |
1.775 |
45.08 |
2.98 |
75.7 |
HC(HQ) |
3.762 |
95.57 |
2.5 |
63.5 |
3.783 |
96.09 |
HC3(HQ3) |
3.762 |
95.57 |
2.406 |
61.11 |
3.783 |
96.09 |
PC(PQ) |
4.805 |
122.05 |
3.345 |
84.96 |
4.828 |
122.65 |
PC3(PQ3) |
4.805 |
122.05 |
3.27 |
83.06 |
4.828 |
122.65 |
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