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75#
jin xin
Common models of drill bits: 75, 91, 113(mm)
Core tube size: 73, 89, 108(mm)
PDC Spiral core drill bits
Product Information:
1. wear resistance
2. high efficiency
3. long service life
4. direct selling with reasonable price
5. MOQ: 1pcs for checking the quality
6.customized order is available
Common models of drill bits: 75, 91, 113(mm)
Core tube size: 73, 89, 108(mm)
PDC Spiral core drill bits
Product Information:
1. wear resistance
2. high efficiency
3. long service life
4. direct selling with reasonable price
5. MOQ: 1pcs for checking the quality
6.customized order is available
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