Logo Printing: | Without Logo Printing |
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Size: | Middle |
Customized: | Customized |
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Grade | Applications |
YG4C | For inserting the electrical and compressed air drill bits,used in geological prospecting,coal mining,suitable for drilling coal,unsilicified shale,salt rock and other formations;Also for drilling medium hard sandstone,limestone and soft and hard rock interspersed formations. |
YG8 | For coring crowns,electrical coal drill bits,coal cutting picks used in geological prospecting,coal mining. |
YG8C | For rotary rock drill bits for medium soft and medium hard rock;and for coal cutting picks for cutting of stone containing formations. |
YG11C | For tipping of bits for heavy rock drills and rotary hammer rock drills cutting hard rocks. |
YG13C | For making drill cone to drill hard and medium hard rock formation in oil field;also for making rotary percussing drill bits and heavy duty drill bits. |
YG15 | High intension,lower wear-resistance.Suitable for making bits used in rotary machine and heavy rotary machine to drill hard and very hard rock formation |
YG15C | For making drill cone to drill all kinds of rock formation. |
Suggestion: We would like to recommend suitable grade depending on your requirements. |