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。$ K! E' @4 m. r* q' |/ a5 t6 N% x+ t
3 Q: R1 J5 Z' d7 I% zNew HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque.+ p9 z7 }* E3 S2 a' D
5 ?( {( x9 j/ d
机器不但要看马力,扭力也很重要。