Traditional Culture Encyclopedia - Traditional customs - How many millimeters of steel balls are used for outdoor slingshots?
How many millimeters of steel balls are used for outdoor slingshots?
In outdoor slingshots, treasure hunting or camping activities, steel balls with moderate weight will have a high loading probability, and the steel balls with a diameter of 6-8 mm are the most suitable. Steel ball is a kind of metal abrasive, the main varieties are stainless steel shot, cast steel shot, aluminum shot, steel wire cutting shot, grinding shot and copper shot.
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