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By certification 
We manufacturer high quality of Carbide Tipped Tool Bits, which are strictly accord to DIN,ISO or ANSI.
DIN & ISO standard include the follows:
-DIN4971-ISO1
-DIN4972-ISO2
-DIN4978-ISO3
-DIN4976-ISO4
-DIN4977-ISO5
-DIN4980-ISO6
-DIN4984-ISO7
-DIN4973-ISO8
-DIN4974-ISO9
-DIN4975-ISO10
-DIN282-ISO12
-DIN283-ISO13
-DIN263-ISO11
Meanwhile We can also produce according to your drawings.
For more information, please kindly visit our website or contact us by email, by phone or by fax.
DIN & ISO standard include the follows:
-DIN4971-ISO1
-DIN4972-ISO2
-DIN4978-ISO3
-DIN4976-ISO4
-DIN4977-ISO5
-DIN4980-ISO6
-DIN4984-ISO7
-DIN4973-ISO8
-DIN4974-ISO9
-DIN4975-ISO10
-DIN282-ISO12
-DIN283-ISO13
-DIN263-ISO11
Meanwhile We can also produce according to your drawings.
For more information, please kindly visit our website or contact us by email, by phone or by fax.