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。# Q! z l$ v( f. B
1 R) ]0 R5 p% r0 x& U4 yNew HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque.9 J; f$ g# D9 Y v C' s$ J
3 x3 a! J2 G" b
机器不但要看马力,扭力也很重要。