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。0 R* Y# m, r z. f. z3 o/ z$ ]
/ Y* w6 `8 l6 r1 K3 ?4 ]! \New HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque. + g& V6 S5 p2 `' Q M s) h: `- |( h* o3 f
机器不但要看马力,扭力也很重要。