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。8 n- `7 [+ e' P3 `5 Q9 a# h
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New HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque. ; U4 a; L6 e7 c6 y3 \ {3 W* S; T- t
机器不但要看马力,扭力也很重要。