PDC sizes:1308(It can be customized according to the rock hardness)
The drill bit is connected to the drill pipe thread, which can be customized and machined
PDC three-wing arc angle coreless drill bit is used for pebbles to break rocks
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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