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。 1 Y' `$ E6 \9 t3 ]5 i) `$ B 8 v; q$ i2 w6 z6 ENew HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque.3 Z) C6 c8 F3 X- l( E5 a$ g
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机器不但要看马力,扭力也很重要。