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。! i/ H0 x% V" _3 Y
8 _( d! d: W8 {0 {- T/ {7 CNew HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque. & I5 ?) o* ?# i1 x: G- b% \" I7 o: q3 F1 k
机器不但要看马力,扭力也很重要。