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                | Mining geological exploiting tools--->> Rock Drilling Tips 
                  HCK20 |   
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                | Unit£ºmm |   
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                      | Type | Dimension |   
                      | L | H | S | R | ¦Á | e |   
                      | HCK20-91002 | 10.0 | 13.0 | 8.0 | 20.0 | 2¡ã30' | 1.0 |   
                      | HCK2012 | 12.0 | 12.0 | 16.0 | 3¡ã |   
                      | HCK2013 | 13.0 |   
                      | HCK2014 | 14.0 | 17.0 |   
                      | HCK2015 | 15.0 | 20.0 |   
                      | HCK2016 | 16.0 | 14.0 |   
                      | HCK20-96501 | 16.5 | 22.0 | 13.0 | 26.0 |   
                      | HCK2017 | 17.0 | 14.0 | 8.0 | 20.0 |   
                      | HCK2019 | 19.0 | 22.0 |   
                      | HCK2020 | 20.0 | 16.0 | 10.0 | 23.0 | 1.5 |   
                      | HCK2022 | 22.0 | 25.0 |   
                      | HCK20-96502 | 23.0 | 23.0 | 13.0 | 32.5 | 1.0 |   
                      | HCK2024 | 24.0 | 16.0 | 10.0 | 27.0 | 1.5 |   
                      | HCK2026 | 26.0 | 29.0 |   
                      | HCK2028 | 28.0 | 31.0 |   
                      | HCK2030 | 30.0 | 12.0 | 35.0 |   
                      | HCK2032B | 32.0 | 16.0 | 10.0 | 31.0 | 1.0 |   
                      | HCK2032 | 18.0 | 12.0 | 38.0 | 2.0 |   
                      | HCK2035 | 35.0 | 20.0 | 15.0 | 45.0 |   
                      | HCK2041 | 41.0 | 22.0 | 17.0 | 51.0 |   
                      | HCK2045 | 45.0 | 25.0 | 19.0 | 57.5 |   
                      | HCK2053 | 53.0 | 20.0 | 59.0 |  |    |  |  |