How to use
1 Central wedge + 2 wedges composition
2. First using quarrying dedicated drill holes, remove residual powder of hole
3. Next upside down the big side of 2 wedges (flat to flat),and put it into hole
4. Then upside down the small side of central wedge between 2 wedges , and finally using the hammer split stone
How to use
1 Central wedge + 2 wedges composition
2. First using quarrying dedicated drill holes, remove residual powder of hole
3. Next upside down the big side of 2 wedges (flat to flat),and put it into ...
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