又看了一下冰钻的解释,说是最新科技,New high torque 2 H.P,可以用8‘, 9’,10‘三种钻头,应该没有问题。 2 e* ]2 g4 L0 ?' s& l" K3 y$ s1 L1 b7 g; i$ p* {2 z. L/ O
New HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque.5 f! l0 V3 r8 Z& e; T4 O
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机器不但要看马力,扭力也很重要。