4 inch back reamer through concrete
Автор: Prairie Dog Boring Equipment
Загружено: 2018-08-13
Просмотров: 1417
This is raw video of a new style back reamer. The diameter is 4 3/8". As you can see it took about 5 minutes to bore through this 10" thick piece of concrete block. The new design decreases vibration significantly while speeding up production.
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